DELHI POLICE CONSTABLE QUANT QUIZ

Attempt now to get your rank among 21 students!

Question 1:

When a number is divided by 23 , the remainder is 13 . If the square of the same number is divided by 23 , then the remainder will be:

Question 2:

$3^{x+3} \times 9^{2x-5}=3^{3 x+7}$ find the value of $x$:

Question 3:

Express the ratio of 225 : 375 in its simplest form .

Question 4:

Mean of a set of n observations is $\bar{x}$ If n observation are decreased by n then the new mean is.

Question 5:

Aakash purchased a Radio marked at Rs. 840 at two successive discount of $10 \%$ and $15 \%$ respectively. He spent Rs. 57.4 in purchasing its batteries and then sold it at Rs. 861 . what is his gain%?

Question 6:

If numbers 6, 12, 13, 15, x, 20, 21, 28, 29, 30 are arranged in increasing order and their median is 15 then find x?

Question 7:

If Rs. 686 is divided into four parts whose ratio is $\frac{1}{2}: \frac{2}{3}: 3: 4$, then what will be the first part?

Question 8:

The average marks obtained by students of class A is 85 while the average marks of class B is 92. If there are 45 students in class A and 55 students in class B then the average marks of entire 100 student is:

Question 9:

If the diagonal of a cube is $\sqrt{75} \mathrm{~cm}$, then its volume is:

Question 10:

If a driver drives a car at 15 m/s then how much distance is covered by him in 3 hours 20 minutes?