SSC CGL QUANT QUIZ-4

Question 1:

40% of one number is 4/7 of the second number. What will be the ratio between the first and the second number?

7 : 10

5 : 7

7 : 5

10 : 7

Question 2:

A sphere of radius $10 \mathrm{~cm}$ is melted and made into a cone of height $10 \mathrm{~cm}$. Find the diameter of the cone.

$10 \mathrm{~cm}$

$20 \mathrm{~cm}$

$40 \mathrm{~cm}$

$80 \mathrm{~cm}$

Question 3:

If $O$ is the center of the circle, then the value of $x$ in the attached figure is:

$80^{\circ}$

$70^{\circ}$

$60^{\circ}$

$50^{\circ}$

Question 4:

If $a$ is positive and $a^{2}+\frac{1}{a^{2}}=7$, then find $a^{3}+\frac{1}{a^{3}}$.

21

$3 \sqrt{7}$

18

$7 \sqrt{7}$

Question 5:

Which of the following fractions will be subtract from $\frac{5}{2}$ to get the result $\frac{2}{5}$ ?

$\frac{10}{21}$

$\frac{2}{5}$

$\frac{5}{2}$

$\frac{21}{10}$

Question 6:

The LCM of 112,72 and 90 is :

5040

3780

2520

7560

Question 7:

$36-2(20+12 \div 4 \times 3-2 \times 2)+12=?$

$-4$

2

$-2$

4

Question 8:

If the price of onion is reduced by $10\%$, then by what percentage should the housewife consume it more so that the expenditure on this item is not reduced?

$10 \%$

$11 \%$

$11 \frac{1}{9} \%$

$9 \frac{1}{11} \%$

Question 9:

A batsman has an average run in 16 innings. He scored 80 runs in the 17th innings, increasing his average by 2. His average of runs after 17th innings is

45 runs

48 runs

44 runs

42 runs

Question 10:

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

$\left(3^{4} \times 9^{7}\right) \div 27^{6}=3^{?}$

2

3

0

6