CTET MATHEMATICS QUIZ 52

Question 1:

How many prime numbers are there between 50 and 80 ?

6

8

5

7

Question 2:

$91 \div[-4+(-3)$ of $\{27 \div(-18 \div-2)\}]=?$

$-13$

$-7$

13

7

Question 3:

Simplify $23-[23-\{23-(23-\overline{23-23})\}]$

0

4

5

6

Question 4:

The value of $\frac{3.24 \times 4}{0.2}$

$\frac{324}{25}$

$\frac{162}{25}$

$\frac{162}{5}$

$\frac{324}{5}$

Question 5:

When $x$ is subtracted from each of $18,25,28$ and $42$ , the numbers so obtained in this order are in proportion. What is the value of $\mathrm{x}$ ?

9

7

2

8

Question 6:

The value of $\frac{(3.2)^{3}+(2.8)^{3}}{(32)^{2}-32 \times 28+ 784}$ is:

$0.03$

$0.05$

$0.06$

$0.02$

Question 7:

What value should come in place of question mark (?) in the following question?

$\sqrt{17.64} \times \sqrt{14.0625}=\sqrt{0.0225} \times$ ?

105

115

125

135

Question 8:

Direction : What value should come in place of question mark(?) in the following question?

$1.4641 \div 0.0011=$ ?

1

11

121

1331

Question 9:

A and B can complete a work in 12 days. B and C can complete the work in 16 days. C and A can complete the work in 24 days. In how many days A alone can complete the whole work?

20

24

30

32

Question 10:

Five years ago, the ratio of the ages of A and B was 5 : 8. Ten years from now, the ratio of their ages will be 8 : 11. What is the present age (in years) of B?

35

30

40

45