CBSE Class 7 Mathematics Number Play MCQs Set 08

Question. Which number is divisible by both 2 and 3?
(a) 12
(b) 13
(c) 15
(d) 17

Answer: A

Question. The total value Lakpa calculated (odd number of ₹1 + odd number of ₹5 + even number of ₹10) must result in an even number. Why?
(a) Odd value + Odd value results in an Even value
(b) Odd value + Odd value results in an Odd value
(c) The value of ₹10 coins is zero
(d) It depends on the total count of coins, not the total value

Answer: A

Question. Two consecutive numbers in the Virahāṅka sequence are 987 and 1597. What is the next number in the sequence?
(a) 2584
(b) 610
(c) 377
(d) 987

Answer: A

Question. Angaan climbs an 8-step staircase taking 1 step or 2 steps. The total number of different ways he can reach the top is what value?
(a) 13
(b) 21
(c) 34
(d) 55

Answer: C

Question. Which statement about odd number expressions is TRUE?
(a) 6j - 4 can describe all odd numbers.
(b) 4m - 1 always gives odd numbers.
(c) 2p + 1 and 2q - 1 together describe all odd numbers.
(d) 2f + 3 always gives even numbers.

Answer: B

Question. Which of the following is divisible by 6?
(a) 20
(b) 24
(c) 25
(d) 27

Answer: B

Question. The number of ways to write the number 5 as a sum of 1s and 2s is what value?
(a) 5
(b) 8
(c) 3
(d) 13

Answer: B

Question. If you want to find the total number of 5-beat rhythms (sums of 1s and 2s), you should add the number of 4-beat rhythms and what other rhythm number?
(a) 1-beat rhythms
(b) 2-beat rhythms
(c) 3-beat rhythms
(d) 6-beat rhythms

Answer: C

Question. The method of counting rhythms by adding the previous two counts was first given by which scholar around 700 CE?
(a) Fibonacci
(b) Hemachandra
(c) Gopala
(d) Virahāṅka

Answer: D

Question. The 8th element in the Virahāṅka sequence is 34. What does this number 34 represent in the poetry context?
(a) The length of the poem
(b) The number of short syllables
(c) The number of rhythms having 8 beats
(d) The total number of long syllables

Answer: C

Question. Which of these numbers is divisible by 9?
(a) 81
(b) 82
(c) 90
(d) 72

Answer: A

Question. In the Virahāṅka sequence (1, 2, 3, 5, 8, 13, 21, 34, ...), the next number after 89 is what value?
(a) 100
(b) 123
(c) 144
(d) 233

Answer: C

Question. In the Virahāṅka sequence, after 144, the next two numbers are 233 and what value?
(a) 377
(b) 477
(c) 144
(d) 233

Answer: A

Question. The Virahāṅka sequence parity pattern starts O, E, O, O, E, O, O, E, ... The repeating group of parities is?
(a) O, E
(b) E, O, O
(c) O, E, O, O
(d) O, E, O

Answer: C

Question. The sequence of numbers 1, 2, 3, 5, 8, 13, 21, 34, 55, ... is also known in the West as what?
(a) Virahāṅka numbers
(b) Prime numbers
(c) Fibonacci numbers
(d) Counting numbers

Answer: C

Question. A number divisible by 4 must have its last two digits as:
(a) Multiple of 3
(b) Multiple of 2
(c) Multiple of 4
(d) Odd number

Answer: C

Question. What natural object often exhibits a Virahāṅka number of petals?
(a) Rose
(b) Sunflower
(c) Daisy
(d) Mango

Answer: C

Question. In a magic square using numbers 1 to 9, the row sums must add up to 45. The sum of the column sums must add up to what value?
(a) 15
(b) 90
(c) 45
(d) 30

Answer: C

Question. What is the required magic sum for a 3 x 3 magic square made using the consecutive numbers 1 to 9?
(a) 9
(b) 15
(c) 45
(d) 10

Answer: B

Question. If a number is divisible by 9, its digit sum is:
(a) Odd
(b) Even
(c) 0
(d) Multiple of 9

Answer: D