CBSE Class 7 Mathematics Number Play MCQs Set B

Question. What is the minimum number of sides required to form a triangle?
(a) 2
(b) 3
(c) 4
(d) 5

Answer: B

Question. If a child says the number of taller children in front, and this child is the tallest person, then the number he says is
(a) 1
(b) 5
(c) 0
(d) cannot find

Answer: C

Question. When we add any number of even numbers together, the final sum is always what kind of number?
(a) Odd number
(b) Even number
(c) Prime number
(d) Negative number

Answer: B

Question. When two consecutive numbers are added, the resulting sum will always be a/an what type of number?,
(a) Even number
(b) Odd number
(c) Always 100
(d) Divisible by two

Answer: B

Question. What is the name of a square grid where the sum of numbers in each row, each column, and each diagonal is the same number?
(a) Nice square
(b) Puzzle box
(c) Magic square
(d) Regular square

Answer: C

Question. How are the angles of a triangle ABC typically denoted?
(a) ∠ABC, ∠BCA, ∠CAB
(b) ∠A, ∠B, ∠C
(c) ∠1, ∠2, ∠3
(d) ∠X, ∠Y, ∠Z

Answer: B

Question. For a 3 x 3 magic square, if we use the numbers 1 to 9 without repeating, the total sum of all the numbers (1 + 2 + ... + 9) is what value?
(a) 9
(b) 30
(c) 15
(d) 45

Answer: D

Question. For a 3 x 3 magic square using numbers 1 to 9, the magic sum for each row, column, and diagonal will be?
(a) 9
(b) 30
(c) 15
(d) 45

Answer: C

Question. In a 3 x 3 magic square filled using the numbers 1 to 9, the number that must be exactly at the center is?,
(a) 1
(b) 9
(c) 5
(d) 15

Answer: C

Question. The sequence of numbers 1, 2, 3, 5, 8, 13, 21, 34, ... is called what sequence?,
(a) Prime number sequence
(b) Virahanka sequence
(c) Counting number sequence
(d) Simple sequence

Answer: B

Question. What happens when the three vertices of a triangle lie on a straight line?
(a) A triangle is formed
(b) A triangle cannot be formed
(c) An equilateral triangle is formed
(d) An isosceles triangle is formed

Answer: B

Question. If you want to find the next number in the Virahanka sequence, what operation should you perform?
(a) Add 2 to the last number
(b) Subtract 1 from the last number
(c) Add the two previous numbers
(d) Multiply the last number by 2

Answer: C

Question. Sum of an odd number of odd numbers, the parity will be what?
(a) Even parity
(b) Odd parity
(c) Sometimes odd, sometimes even
(d) Always zero

Answer: B

Question. If a person is the tallest in the line, what number should that person say based on the height rule?
(a) 1
(b) 5
(c) 0
(d) cannot say

Answer: C

Question. If a person says '0', then they are the tallest in the group. This statement is what?
(a) Always True
(b) Never True
(c) Only Sometimes True
(d) Cannot decide

Answer: C

Question. What is a characteristic of an equilateral triangle?
(a) Two sides are equal
(b) All sides are of equal length
(c) No sides are equal
(d) One angle is 90°

Answer: B

Question. If a person is the tallest, then their number is '0'. This statement is what?
(a) Only Sometimes True
(b) Always True
(c) Never True
(d) Depends on position

Answer: B

Question. The first person in the line, that person's number is always what number?
(a) 1
(b) 5
(c) 0
(d) depends on height

Answer: C

Question. In a group of 8 people standing in line, the largest number that one person can call out is what number?
(a) 9
(b) 7
(c) 8
(d) 1

Answer: B

Question. The total sum of 5 odd numbers will always be a/an what kind of number?
(a) Odd number
(b) Even number
(c) Prime number
(d) Negative number

Answer: A