RRB GROUP D QUANT QUIZ

Attempt now to get your rank among 7 students!

Question 1:

A shopkeeper sells two refrigerator sets at the same price. He gains $40 \%$ on one refrigerator and loses $40 \%$ on the other. What is his net loss percentage in the whole transaction?

Question 2:

What is the value of $9 \%$ of $5500+2.4 \%$ of $1100-40 \%$ of $1600 ?$

Question 3:

In $\triangle \mathrm{ABC}$, if $\angle \mathrm{B}=90^{\circ}, \mathrm{AB}=21 \mathrm{~cm}$ and $\mathrm{BC}=20 \mathrm{~cm}$, then $\frac{1+\sin \mathrm{A}-\cos \mathrm{A}}{1+\sin \mathrm{A}+\cos \mathrm{A}}$ is equal to:

Question 4:

If $x^{4}+\frac{1}{x^{4}}=6887$, then the positive value of $x-\frac{1}{x}$ is:

Question 5:

If $a-\frac{1}{a}=7$, then $a^{2}+\frac{1}{a^{2}}=$ ?

Question 6:

How much of the principal amount at $6 \%$ per annum simple interest in 10 years yields Rs 120 ?

Question 7:

If $7^{21}+7^{22}+7^{23}+7^{24}$ is divided by 25 , then what will be the remainder?

Question 8:

Out of 60 students of a class, 29 opted for Mathematics and 32 in Biology and 8 students did not choose any of these two subjects. How many students opted for both Mathematics and Biology subjects?

Question 9:

Which of the following options is an example of a recurring decimal?

Question 10:

If the following decimal numbers are arranged in ascending order, which decimal number should be in the middle?

$5.74,6.03,0.8,0.658$ and $7.2$