Number System MCQ Questions Answers Quantitative Aptitude

Number System Quantitative Aptitude MCQ Questions Answer

1)The unit digit in the product of (2157)173 is

a) 3

b) 7

c) 9

d) 1

Option – b)

2) The unit digit in the expression

(111+122+133+144+155+166) is

a)1

b) 9

c) 7

d) 0

Option – b)

3) which of the following numbers should be added to 11158 to make it exactly divisible by 77 ?

a) 9

b) 8

c) 7

d) 5

Option – c)

4) How many numbers between 200 and 600 are divisible by 4,5 and 6 ?

a) 5

b) 6

c) 7

d) 8

Option – b)

5)When n is divided by 4, the remainder is 3. What is the remainder when 2n is divided by 4 ?

a) 1

b) 2
c) 3
d) 6

Option – b)

6)If the sum of a number and its square is 240. What is the number ?

a) 15

b) 18

c) 25

d) 22

Option – a)

7) The digit in the unit place of the number represented by (795 – 358) is

a) 0

b) 7

c) 6

d) 4

Option – c)

8) The number nearest to 99547 which is exactly divisible by 687 is

a) 100166

b) 98928

c) 99479

d) 99615

Option – d)

9) The number of zero in 18! Is

a) 4

b) 6

c) 3

d) 8

Option – c)

10) If a3b =abc=180 and a,b,c are positive integers. Then, value of c is

a) 110

b) 15

c) 25

d) 1

Option – d)

11) The sum of first 45 natural number is

a) 2070

b) 1035

c) 1280

d) 2140

Option – b)

12) The sum of three numbers is 68. If the ratio between first and second be 2 : 3 and that between second and third be 5 : 3, then the 2nd number is

a) 30

b) 20

c) 58

d) 48

Option – a)

13) Two fifth of thirty percentage of one fourth of a number is 15. What is 20% of that number ?

a) 90

b) 150

c) 100

d) 120

Option – c)

14) What least value should be assigned to, so that the number 451*603 is exactly divisible by 9?

a) 2

b) 5

c) 8

d) 7

Option – c)

15) What will be the remainder when (96 +1) is divided by 8 ?

a) 0

b) 3
c) 7

d) 2