Nihar Hirani
Nihar Hirani
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  • Просмотров 3 280 839
n number of buttons are placed evenly around a circle. The buttons are labelled clockwise
n number of buttons are placed evenly around a circle. The buttons are labelled clockwise in order with the numbers 1 to n. The button with the number 7 is exactly opposite the button with the number 23. How big is n?
Просмотров: 34

Видео

There are 20 questions in a quiz Each correct answer scores 7 points, each wrong answer scores2:05There are 20 questions in a quiz Each correct answer scores 7 points, each wrong answer scores
There are 20 questions in a quiz Each correct answer scores 7 points, each wrong answer scores
Просмотров 402 месяца назад
There are 20 questions in a quiz. Each correct answer scores 7 points, each wrong answer scores −4 points, and each question left blank scores 0 points. Eric took the quiz and scored 100 points. How many questions did he leave blank?
Three villages are connected by paths as shown. From Downend to Uphill, the detour via5:21Three villages are connected by paths as shown. From Downend to Uphill, the detour via
Three villages are connected by paths as shown. From Downend to Uphill, the detour via
Просмотров 142 месяца назад
Three villages are connected by paths as shown. From Downend to Uphill, the detour via Middleton is 1km longer than the direct path. From Downend to Middleton, the detour via Uphill is 5km longer than the direct path. From Uphill to Middleton, the detour via Downend is 7km longer than the direct path. How long is the shortest of the three direct paths between the villages?
A train consist of 18 carriages There are 700 passengers n the train. In each five successive3:41A train consist of 18 carriages There are 700 passengers n the train. In each five successive
A train consist of 18 carriages There are 700 passengers n the train. In each five successive
Просмотров 262 месяца назад
A train consists of 18 carriages. There are 700 passengers on the train. In each five successive carriages there are exactly 199 passengers in total. How many passengers are in the two middle carriages of the train in total? (A) 70 (B) 77 (C) 78 (D) 96 (E) 103
There are two clocks in my office. One of which is one minute fast every hour and the other one is7:12There are two clocks in my office. One of which is one minute fast every hour and the other one is
There are two clocks in my office. One of which is one minute fast every hour and the other one is
Просмотров 552 месяца назад
There are two clocks in my office. One of which is one minute fast every hour and the other one is two minutes behind every hour. Yesterday I have set them both on the correct time but when I checked today, one clock said 11:00 and the other 12:00. At what time did I set the time yesterday?
How many integers between 100 and 300 have only odd digits0:55How many integers between 100 and 300 have only odd digits
How many integers between 100 and 300 have only odd digits
Просмотров 582 месяца назад
How many integers between 100 and 300 have only odd digits? (A) 25 (B) 50 (C) 75 (D) 100 (E) 150
On an ordinary die the numbers on opposite sides always add up to 7. Four such dice are2:51On an ordinary die the numbers on opposite sides always add up to 7. Four such dice are
On an ordinary die the numbers on opposite sides always add up to 7. Four such dice are
Просмотров 312 месяца назад
On an ordinary die the numbers on opposite sides always add up to 7. Four such dice are glued together as shown. All numbers that can still be seen on the outside of the solid are added together. What is the minimum of that total? (A) 52 (B) 54 (C) 56 (D) 58 (E) 60
The distance between two shelves in Monika’s kitchen is 36 cm. She knows that a stack of 8 identical2:11The distance between two shelves in Monika’s kitchen is 36 cm. She knows that a stack of 8 identical
The distance between two shelves in Monika’s kitchen is 36 cm. She knows that a stack of 8 identical
Просмотров 92 месяца назад
The distance between two shelves in Monika’s kitchen is 36 cm. She knows that a stack of 8 identical glasses is 42 cm high and a stack of 2 such glasses is 18 cm high. How many glasses has the biggest stack that will fit between two shelves? (A) 3 (B) 4 (C) 5 (D) 6 (E) 7
The numbers 1 to 8 are written into the circles shown so that there is one number in each circle.3:37The numbers 1 to 8 are written into the circles shown so that there is one number in each circle.
The numbers 1 to 8 are written into the circles shown so that there is one number in each circle.
Просмотров 472 месяца назад
The numbers 1 to 8 are written into the circles shown so that there is one number in each circle. Along each of the five straight arrows the three numbers in the circles are multiplied. Their product is written next to the tip of the arrow. How big is the sum of the numbers in the three circles on the lowest row of the diagram? (A) 11 (B) 12 (C) 15 (D) 17 (E) 19
Jakob wrote six consecutive numbers on six little pieces of white paper, one number per piece of4:44Jakob wrote six consecutive numbers on six little pieces of white paper, one number per piece of
Jakob wrote six consecutive numbers on six little pieces of white paper, one number per piece of
Просмотров 272 месяца назад
Jakob wrote six consecutive numbers on six little pieces of white paper, one number per piece of paper. He stuck those six pieces of paper on the front and back of three coins. Then he threw the coins three times. After the first throw the numbers 6, 7, 8 were on top (see diagram) which Jakob then coloured in red. After the second throw the sum of the numbers on top was 23 and after the third t...
Evita wants to write the numbers from 1 to 8 with one number in each field. The sum of the1:42Evita wants to write the numbers from 1 to 8 with one number in each field. The sum of the
Evita wants to write the numbers from 1 to 8 with one number in each field. The sum of the
Просмотров 272 месяца назад
Evita wants to write the numbers from 1 to 8 with one number in each field. The sum of the numbers in each row should be equal. The sum of the numbers in the four columns should also be the same. She has already written in the numbers 3, 4 and 8 (see diagram). Which number does she have to write in the dark field? (A) 1 (B) 2 (C) 5 (D) 6 (E) 7
Bart wrote the number 1015 as a sum of numbers that are made up of only3:15Bart wrote the number 1015 as a sum of numbers that are made up of only
Bart wrote the number 1015 as a sum of numbers that are made up of only
Просмотров 292 месяца назад
Bart wrote the number 1015 as a sum of numbers that are made up of only the digit 7. In total he uses the digit 7, 10 times. Now he wants to the write the number 2023 as a sum of numbers that are made up of only the digit 7. He uses the digit 7, 19 times in total. How often does he have to use the number 77? (A) 2 (B) 3 (C) 4 (D) 5 (E) 6
Tom John and Lily have each shot 6 arrows on a disc with three sections (see diagram). The number3:02Tom John and Lily have each shot 6 arrows on a disc with three sections (see diagram). The number
Tom John and Lily have each shot 6 arrows on a disc with three sections (see diagram). The number
Просмотров 702 месяца назад
Tom, John and Lily have each shot 6 arrows on a disc with three sections (see diagram). The number of points of a hit depends on the section that has been hit. Tom has 46 points and John has 34 points. How many points did Lily get? (A) 37 (B) 38 (C) 39 (D) 40 (E) 41
Dorli writes down three consecutive natural numbers in increasing order She replaces the digits usin2:57Dorli writes down three consecutive natural numbers in increasing order She replaces the digits usin
Dorli writes down three consecutive natural numbers in increasing order She replaces the digits usin
Просмотров 352 месяца назад
Dorli writes down three consecutive natural numbers in increasing order. She replaces the digits using symbols and gets: □♦♦, ♡∆∆, ♡∆□. What would be the next bigger number in this notation? (A) ♡♡♦ (B) □♡□ (C) ♡∆♦ (D) ♡♦□ (E) ♡∆♡
petra likes even numbers, ina likes numbers that are divisible by three and celina numbers that are2:55petra likes even numbers, ina likes numbers that are divisible by three and celina numbers that are
petra likes even numbers, ina likes numbers that are divisible by three and celina numbers that are
Просмотров 112 месяца назад
petra likes even numbers, ina likes numbers that are divisible by three and celina numbers that are divisible by 5. in a basket there are 8 balls, each with one number written on them. each one of the three girls went to the basket on their own and took all balls according to their preferences. petra took 32 and 52, ina took 24, 33 and 45, and celina took 20, 25 and 35. in which order did they ...
Lina has already laid two shapes on a. square playing board. Which of the5 shapes can she add to2:11Lina has already laid two shapes on a. square playing board. Which of the5 shapes can she add to
Lina has already laid two shapes on a. square playing board. Which of the5 shapes can she add to
Просмотров 122 месяца назад
Lina has already laid two shapes on a. square playing board. Which of the5 shapes can she add to
The picture shows a rectangle with four identical triangles Determine the total area of the triangle1:27The picture shows a rectangle with four identical triangles Determine the total area of the triangle
The picture shows a rectangle with four identical triangles Determine the total area of the triangle
Просмотров 212 месяца назад
The picture shows a rectangle with four identical triangles Determine the total area of the triangle
10 children are at a judo club Their teacher has 80 sweets. If he gives eachgirl the same amount of1:3510 children are at a judo club Their teacher has 80 sweets. If he gives eachgirl the same amount of
10 children are at a judo club Their teacher has 80 sweets. If he gives eachgirl the same amount of
Просмотров 92 месяца назад
10 children are at a judo club Their teacher has 80 sweets. If he gives eachgirl the same amount of
If you are given the three corner points of a triangle and want to add a fourth point to make the0:49If you are given the three corner points of a triangle and want to add a fourth point to make the
If you are given the three corner points of a triangle and want to add a fourth point to make the
Просмотров 162 месяца назад
If you are given the three corner points of a triangle and want to add a fourth point to make the
Which of the figures below will cover the most dots when laid on the square shown on the right2:24Which of the figures below will cover the most dots when laid on the square shown on the right
Which of the figures below will cover the most dots when laid on the square shown on the right
Просмотров 222 месяца назад
Which of the figures below will cover the most dots when laid on the square shown on the right
Two buttons with smiling faces and two buttons with sad faces are in a row as shown in the picture.1:44Two buttons with smiling faces and two buttons with sad faces are in a row as shown in the picture.
Two buttons with smiling faces and two buttons with sad faces are in a row as shown in the picture.
Просмотров 62 месяца назад
Two buttons with smiling faces and two buttons with sad faces are in a row as shown in the picture.
If you start with three numbers, the 'addition machine' produces three new ones by adding together3:37If you start with three numbers, the 'addition machine' produces three new ones by adding together
If you start with three numbers, the 'addition machine' produces three new ones by adding together
Просмотров 102 месяца назад
If you start with three numbers, the 'addition machine' produces three new ones by adding together
Numbers are to be built using only the digits4:25Numbers are to be built using only the digits
Numbers are to be built using only the digits
Просмотров 92 месяца назад
Numbers are to be built using only the digits
12 children were at a birthday party. The children were6, 7, 8, 9, and 10 years old. Four of them2:0112 children were at a birthday party. The children were6, 7, 8, 9, and 10 years old. Four of them
12 children were at a birthday party. The children were6, 7, 8, 9, and 10 years old. Four of them
Просмотров 72 месяца назад
12 children were at a birthday party. The children were6, 7, 8, 9, and 10 years old. Four of them
A rectangular piece of paper is 108mm long and 84 mm wide. After making a straight cut you have a3:07A rectangular piece of paper is 108mm long and 84 mm wide. After making a straight cut you have a
A rectangular piece of paper is 108mm long and 84 mm wide. After making a straight cut you have a
Просмотров 152 месяца назад
A rectangular piece of paper is 108mm long and 84 mm wide. After making a straight cut you have a
In order to decide who will get the last piece of Leni’s birthday cake2:23In order to decide who will get the last piece of Leni’s birthday cake
In order to decide who will get the last piece of Leni’s birthday cake
Просмотров 62 месяца назад
In order to decide who will get the last piece of Leni’s birthday cake
In the multiplication of a three-digit number with a single-digit number PPQ×Q=RQ5Q , where P,Q and4:52In the multiplication of a three-digit number with a single-digit number PPQ×Q=RQ5Q , where P,Q and
In the multiplication of a three-digit number with a single-digit number PPQ×Q=RQ5Q , where P,Q and
Просмотров 292 месяца назад
In the multiplication of a three-digit number with a single-digit number PPQ×Q=RQ5Q , where P,Q and
The numbers 1 to 7 should be written in the small circles so that the sum of the numbers4:46The numbers 1 to 7 should be written in the small circles so that the sum of the numbers
The numbers 1 to 7 should be written in the small circles so that the sum of the numbers
Просмотров 762 месяца назад
The numbers 1 to 7 should be written in the small circles so that the sum of the numbers
The picture shows a hanging mobile. The mobile weighs 112 grams in total.(The weight of the sticks1:40The picture shows a hanging mobile. The mobile weighs 112 grams in total.(The weight of the sticks
The picture shows a hanging mobile. The mobile weighs 112 grams in total.(The weight of the sticks
Просмотров 272 месяца назад
The picture shows a hanging mobile. The mobile weighs 112 grams in total.(The weight of the sticks
Daniela fills a 3×3 table using the digits 1 to 9 so that each field contains only one digit. She2:45Daniela fills a 3×3 table using the digits 1 to 9 so that each field contains only one digit. She
Daniela fills a 3×3 table using the digits 1 to 9 so that each field contains only one digit. She
Просмотров 332 месяца назад
Daniela fills a 3×3 table using the digits 1 to 9 so that each field contains only one digit. She

Комментарии

  • @newadventure1481
    @newadventure1481 День назад

    Sir i want to talk to you. Please provide your contact number.

  • @umatomar3047
    @umatomar3047 4 дня назад

    much better than PW ❤❤thank u sir❤❤

  • @RichInspire
    @RichInspire 4 дня назад

    First comment of first video 🎉

  • @PahadiLaxmi
    @PahadiLaxmi 5 дней назад

    Thx best video for my doubt ❤ not like others which are forcing to learn this question Great explanation sir

  • @FactsWorld4098
    @FactsWorld4098 7 дней назад

    Thanks sir it is very easyyyyy

  • @Sanjanalodha
    @Sanjanalodha 11 дней назад

    Thank youu sir!

  • @learnwithmilky8315
    @learnwithmilky8315 12 дней назад

    🎉🎉🎉 good explanation

  • @NitinSingh-cj9vp
    @NitinSingh-cj9vp 14 дней назад

    Very good explanation thank you 🎉🎉❤❤

  • @YassmeenbanoBano
    @YassmeenbanoBano 18 дней назад

    Thank you sir❤

  • @krushiudyog100
    @krushiudyog100 21 день назад

    US dollars $ mein arning karne ke liye aap kaun sa platform use karte ho apka favourite batana sir Please reply

    • @niharmhirani
      @niharmhirani 21 день назад

      teacheron.com but you must have good knowledge and convincing skill to convince client.

    • @NMK916
      @NMK916 19 дней назад

      ​@@niharmhirani Thanks

  • @SakshamKumar-b8y
    @SakshamKumar-b8y 23 дня назад

    Nice step by you sir

  • @viraj7865
    @viraj7865 25 дней назад

    Sir I have solved without using trigonometric identities, will it be ok?

  • @PreserveIgbolanguagefoundation
    @PreserveIgbolanguagefoundation Месяц назад

    wonderful job. Thank you so much

  • @BasitBilal02
    @BasitBilal02 Месяц назад

    Not the exact proof

  • @monkeygamesff
    @monkeygamesff Месяц назад

    Hello sir I'm see you video by for 2 hours so helpful

  • @unirainy
    @unirainy Месяц назад

    Really helpful

  • @inoorfatimaaa
    @inoorfatimaaa Месяц назад

    Uncle

  • @DhruvKumar-pf7ks
    @DhruvKumar-pf7ks Месяц назад

    Sir d kaise nikala kuch smjh nhi aaya

  • @Sparxafa
    @Sparxafa Месяц назад

    Ok

  • @CricketCityZ-mt3eo
    @CricketCityZ-mt3eo Месяц назад

    Thanks a lot❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤

  • @LOVELY_LUCKY_851
    @LOVELY_LUCKY_851 Месяц назад

    didnt understand how to make eqn

  • @_ytuser11
    @_ytuser11 Месяц назад

    Nice explanation sir 💯

  • @uchechiijere9213
    @uchechiijere9213 Месяц назад

    This was so easy thank you

  • @jeetendrasahu3295
    @jeetendrasahu3295 Месяц назад

    Thank you sir

  • @sandhyadailyvlogssimplelif3028
    @sandhyadailyvlogssimplelif3028 Месяц назад

    Mai bi online tusion class lena chahti hu , gurgaon se hu ,kya mai bi kar payugi , gar mai tusion le rhi hu already

  • @nunwithpipecleaner
    @nunwithpipecleaner Месяц назад

    Thank ya

  • @txtmyboiss
    @txtmyboiss Месяц назад

    u are a savior mannn

  • @VISHESH294
    @VISHESH294 Месяц назад

    Thanks sir❤❤❤

  • @siddharthshankardash3960
    @siddharthshankardash3960 2 месяца назад

    This question is from IB or IGCSE ?

  • @olayinkabalogun243
    @olayinkabalogun243 2 месяца назад

    I understand better sir god will bless you and our family . Any youtub vadio you droup let me known sir❤❤❤❤❤❤❤❤🎉🎉🎉🎉🎉🎉🎉🎉🎉🎉🎉🎉❤❤❤❤❤💞💞💞💕💕💞💞💕💞💕💕❤️❤️❤️🤚🙏🙏❤️❤️❤️❤️🌺🌺🌷🌷🥀🌹🌹🌹🌹🌹🌹🌹

  • @olayinkabalogun243
    @olayinkabalogun243 2 месяца назад

    Good evening sir❤❤❤😂😂🎉🎉🎉🎉

  • @kaizerdave229
    @kaizerdave229 2 месяца назад

    Hi , I am from Ahmedabad , I want to connect with you for something, how can I ? The above link is not working anymore.

    • @niharmhirani
      @niharmhirani 2 месяца назад

      Please contact on niharhirani@gmail.com

  • @kavyasreegudupuru9525
    @kavyasreegudupuru9525 2 месяца назад

    Sir according to the question, It says sum of all the three digits so here will have to use the formula Sn= n\2 (a + L) Sn stands for sum of n terms i.e.123525{answer of the following question} and n is 225 a is the first term that is 101 and L is the last term that is 997

  • @KimtiKumari-dw6qs
    @KimtiKumari-dw6qs 2 месяца назад

    Aacha samjaya aapne😊❤ thanx sir

  • @ajeetkumarsingh1011
    @ajeetkumarsingh1011 2 месяца назад

    Very helpful❤ Thank you for this explaination!

  • @simran_visuals
    @simran_visuals 2 месяца назад

    tysm 👍

  • @tanbiralam9671
    @tanbiralam9671 2 месяца назад

    Thank you so much sir

  • @partharts2024
    @partharts2024 2 месяца назад

    Thanku sir

  • @dr.m.sathyasathiskumar8658
    @dr.m.sathyasathiskumar8658 2 месяца назад

    Thank you sir💌

  • @nunwithpipecleaner
    @nunwithpipecleaner 2 месяца назад

    Thank you sir and bless you

  • @harshidapatel1135
    @harshidapatel1135 3 месяца назад

    Thank you sir for a great explanation

  • @kanishkabora2213
    @kanishkabora2213 3 месяца назад

    Thank you sir for amazing explanation🎉🎉

  • @kunal-u7
    @kunal-u7 3 месяца назад

    Sir Multiple 1+ cos se multiple kra hi kyu

    • @kingeditor1430
      @kingeditor1430 12 дней назад

      If there is nothing sign to change or convert just do rationalize class 9th concept😊

    • @kunal-u7
      @kunal-u7 12 дней назад

      Yeah I got to know about it but forgot to delete this comment but thanks for this

  • @user-jk8pn8pd1g
    @user-jk8pn8pd1g 3 месяца назад

    Nice explanation sir 🎉

  • @AkunyemiVictoria
    @AkunyemiVictoria 3 месяца назад

    Thank you so much sir

  • @kailashborisa3761
    @kailashborisa3761 3 месяца назад

    How to get contacts for tutions

  • @user-ef9ho9mz7p
    @user-ef9ho9mz7p 3 месяца назад

    Sir you are great, outstanding explanation 🎉🎉🎉

  • @deadlyharshgaming4955
    @deadlyharshgaming4955 3 месяца назад

    45 is a odd no, if n is odd then plus 1 and divide by 2

  • @AsadUllahKhan-io3gn
    @AsadUllahKhan-io3gn 3 месяца назад

    Thank you sir❤❤

  • @aahan9696
    @aahan9696 4 месяца назад

    Sir, in last step, if we take -2 in common of 2, then answer will be 1... How is it possible to have 2 answers?