Number System MCQs

Question 1

$$\left( {999\frac{{999}}{{1000}} 	imes 7} ight)$$ is equal to -

Accepted Answer

$${	ext{6999}}\frac{{993}}{{1000}}$$

Answer

$${	ext{6993}}\frac{7}{{1000}}$$

Answer

$${	ext{7000}}\frac{7}{{1000}}$$

Answer

$${	ext{6633}}\frac{7}{{1000}}$$

Question 2

Number 2, 4, 6, 8, 10.....196, 198, 200 are multiplied together. The number of zeros at the end of the product on the right will be equal to -

Accepted Answer

24

Answer

21

Answer

22

Answer

25

Question 3

The product of two positive integers is 2048 and one of them is twice the other. Then the small of the number is :

Accepted Answer

32

Answer

64

Answer

16

Answer

1024

Question 4

If $$\frac{{51.84}}{{4.32}} = 12$$ , then the value of $$\frac{{0.005184}}{{0.432}}$$ is :

Accepted Answer

0.012

Answer

0.12

Answer

0.0012

Answer

1.2

Question 5

How many $$\frac{1}{6}$$ of together make $${	ext{41}}\frac{2}{3}$$ ?

Accepted Answer

250

Answer

125

Answer

150

Answer

350

Question 6

A girl was asked to multiply a number by $$\frac{7}{8}$$, instead she divided the number by $$\frac{7}{8}$$ and got the result 15 more than the correct result. The sum of the digits of the number was -

Accepted Answer

11

Answer

4

Answer

8

Answer

6

Question 7

The sum of three consecutive natural numbers each divisible by 5, is 225. The largest among them is ?

Accepted Answer

80

Answer

85

Answer

75

Answer

70

Question 8

If n is an integer, then (n3 - n) is always divisible by :

Accepted Answer

6

Answer

4

Answer

5

Answer

7

Question 9

How many numbers less than 1000 are multiples of both 10 and 13 ?

Accepted Answer

7

Answer

9

Answer

8

Answer

6