Multiple choice questions:

The sum of two odd numbers is ______ an even number.
(A) Always (B) Never (C) Sometimes (D) None of these

______ is the key to find that the number is multiple of 3 or not.
(A) The sum of all the digits of a number should be largest even number.
(B) The sum of all the digits of a number should be divisible by second smallest odd natural number.
(C) The sum of all the digits of a number should be divisible by smallest even number.
(D) None of above.

The number is divisible by 6. So; it is divisible by _____ and ______ also.
(A) 2, 3 (B) 5, 2 (C) 3, 5 (D) None

If 24 is divisible by 4 so, we can say that _______ is also divisible by 4.
(A) 245123 (B) 251234 (C) 512324 (D) 451322

In the order of operation, the predecessor of multiplication is ________ operation.
(A) Division (B) subtraction (C) Addition (D) Any of the above.

Among four operator, ____ is used at the last in order of operation.
(A) + (B) – (C) x (D) ÷

5986236 is divisible by _______ because _______ is divisible by 4.
(A) 2, 5986236 (B) 3, 236 (C) 4, 36 (D) 6, two digit

The digit at units place is 5 and the sum of all the digits is a factor of 3, we can say that the number is divisible by ______.
(A) Either 5 or 3 (B) ‘5 and 3 ‘both (C) Neither 5 nor 3 (D) None of above

8 is_______ of40. And______ of 4.
(A) Factor, multiple (B) Multiple, factor (C) Multiplier, factor (D) Divisible, multiplier

If any number has _______ factors then it is known as ‘prime number.
(A) 3 (B) Exactly 3 (C) At least 1 (D) Exactly two

A number has exactly three factors, known as _____
(A) Prime number (B) Composite number
(C) Factors (D) Divisor

______is a common factor of 91 and 49.
(A) 91 (B) 7 (C) 13 (D) 49

If I have 19 marbles and my brother has 23 marbles. We both have _______ number of marbles.
(A) Prime (B) Composite (C) Twin prime. (D) None of these

Prime number______ composite number.
(A) ≠ (B) ≥ (C) ≤ (D) =

0 is _______ number.
(A) Neither ‘prime’ nor ‘composite’ (B) Either ‘prime’ or ‘composite’
(C) None of above (D) Prime.

‘O’ and ‘1’ both are the elements of _______ numbers but both are not the elements of _______ numbers.
(A) Prime, composite (B) Natural, prime
(C) Natural, whole (D) Whole, natural.

_______ is the rule for more than one operation.
(A) B A D M A S (B) B O D M A S (C) D A M S (D) B E D M A S

Find the expanded form of number; 2,84,231
(A) 2, 00, 000 + 80,000 + 4,000 + 200 + 30 + 1
(B) 2, 00, 00 + 80,000 + 4,000 + 200 + 30 + 1
(C) 2, 00, 000 + 80, 00 + 4,000 + 200 + 30 + 1
(D) 2, 00, 000 + 80,000 + 4, 00 + 200 + 30 + 1

Find the standard numeral for given expansion: 7,00,00,000 + 1,00,000 + 30,000 + 20 + 6
(A) 7,01,30,26 (B) 7, 01, 30, 026 (C). 7,01,3,026 (D) 7,1,30,026

Find the standard numeral for given expansion: 30,00,000 + 6,00,000 + 20,000 + 3,000 + 40 + 7
(A) 36023,047 (B) 36, 2347 (C) 36, 20347 (D) 36, 23,047
Answer Key

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(C)

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(C)

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(A)

(D)

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(B)

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(D)

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(D)