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Problems on Numbers for Exam

Q31. The smallest whole number is
(a) 0
(b) 1
(c) 2
(d) None of the above

Q32. The smallest natural number is
(a) 0
(b) 1
(c) 2
(d) None of the above

Q33. The sum of first 6 prime number is
(a) 38
(b) 39
(c) 40
(d) 41

Q34. Which of the following is not a prime number
(a) 11
(b) 21
(c) 31
(d) 41

Q35. The difference between the square of two consecutive even integers is always divisible by
(a) 2
(b) 3
(c) 4
(d) 7



Q36. There are four prime numbers written in ascending order. The product of first three is 385 and that of the last three is 1001. The first number is
(a) 3
(b) 4
(c) 5
(d) 10

Q37. A number when divided by 6 leaves a remainder 3. When the square of the same number is divided by 6, the remainder is
(a) 0
(b) 1
(c) 2
(d) 3

Q38. A number is divided by 56 gives 28 as remainder. If the same number is divided by 8, the remainder will be
(a) 2
(b) 3
(c) 4
(d) 5

Q39. In a question on division with zero remainder, a candidate took 21 as divisor instead of 12. The quotient obtained by him was 20. The correct quotient is
(a) 35
(b) 48
(c) 56
(d) 66

Q40. If 27 * 324 is divisible by 3, then what is the smallest digit is there in place of *
(a) 0
(b) 3
(c) 5
(d) 7


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