RRB GROUP D QUANT QUIZ

Question 1:

Solve the following equation : $\sqrt{729}-\sqrt{\frac{2704}{169}}+\sqrt{\frac{2025}{81}}$

20

28

15

25

Question 2:

What is the value of $\frac{0.55 \times 4.5}{0.81} ?$

3.555

$\frac {55} {18}$

3.5

$\frac {55} {81}$

Question 3:

Two years ago, Ajay was 3 times as old as his son Ranjit. After 15 years, he will be 18 years older than his son. Find the sum of their present ages.

36 years

40 years

32 years

44 years

Question 4:

A woman covers $\frac{3}{7}$ of the total journey by bike $\frac{2}{9}$ by train and the remaining $8.8 \mathrm{~km}$ on foot. Her total journey is :

$22 \mathrm{~km}$

$25.2 \mathrm{~km}$

$20 \mathrm{~km}$

$25 \mathrm{~km}$

Question 5:

Vishal deposits a sum Rs. 200 every months in recurring deposit account at the end of 4 years, he receives Rs. 12,000. Find total interest received by him.

Rs. 2,400

Rs.9,600

Rs. 7,200

Rs. 3,000

Question 6:

What is the median of the following data? ?

3,5,-3,2,8,-1,7

3

7

8

5

Question 7:

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

$700÷14+600÷15+?=77\%$ of $2500$

1829

1835

1728

1735

Question 8:

Radheshyam Tiwari purchases a brand new wrist watch of Fastrack company at Rs. 578 after getting two successive discounts of $x \%$ on M.R.P. If max retail price of the watch is Rs. 800 . Find out the value of $x$.

$32.25 \%$

$16.125 \%$

$15 \%$

$25 \%$

Question 9:

$\mathrm{B}$ is $1.5$ times as efficient as $\mathrm{A}$. If A can complete $\frac{6}{7}$ th of a given task in 12 days, what fraction of the same task would remain incomplete if $\mathrm{B}$ works on it independently for 6 days only?

$\frac{2}{5}$

$\frac{3}{5}$

$\frac{4}{10}$

$\frac{5}{14}$

Question 10:

A shopkeeper marks his goods 40% above his cost price but allows a discount of 20% at the time of sale . his gain percentage is:

0.12

0.17

0.21

0.2