SSC CPO QUANT QUIZ-9

Question 1:

If $\tan \theta=\frac{3}{4}$ and $\theta$ is acute angle, then $\operatorname{cosec} \theta$ is :

$\frac{4}{5}$

$\frac{5}{3}$

$\frac{5}{4}$

$\frac{4}{3}$

Question 2:

If $x-\frac{1}{x-4}=7$, find $(x-4)^{3}-\frac{1}{(x-4)^{3}}=?$

9

18

27

36

Question 3:

A man sells a chair at Rs. 960 and earns a profit of $20 \%$. If the man wants to sell it at a profit of $40 \%$, then at what price he should sell the chair?

Rs.1120

Rs.$1020 $

Rs.1280

Rs.$1200$

Question 4:

12 men or 24 boys can do a work in 20 days. In how many days, will 24 men and 12 boys together complete the same work?

10

12

15

8

Question 5:

In an election only 2 candidates participate. $10 \%$ voters of voting list did not vote. Out of the total votes polled, 300 votes were found invalid and hence the winner got $60 \%$ votes of the voting list and therefore won by a margin of 900 votes. Find the number of voters in the voting list

2000

3000

4000

6000

Question 6:

How to change $16 \frac{2}{3} \%$ in to fraction. ?

$\frac{1}{8}$

$\frac{2}{5}$

$\frac{1}{6}$

None of these

Question 7:

If the number $x$3181 is divisible by$3$, then what will be the value of $\mathrm{x}$?

3

4

2

6

Question 8:

Five bells started ringing simultaneously at 12 o'clock. If these bells ring with an interval of 5, 10, 15, 20, 25 seconds respectively, then how many times will the bells ring together in the next 45 minutes?

12 times

15 times

10 times

18 times

Question 9:

Three runners are running in a circular track, and they complete one round in 20,30 and 35 minutes respectively. When will they next meet at the starting point?

After 3 hour 30 minutes

After 4 hour 30 minutes

After 3 hours

After 7 hours

Question 10:

The ratio of radii of two right circular cylinders is $2: 3$ and their heights are in the ratio $5: 4$ The ratio of their curved surface area is:

$5: 6$

$3: 4$

$4: 5$

$2: 3$