SSC CGL MATHS QUIZ-40

The monthly Expenditure of Amit is $30 \%$ less than the monthly expenditure of Bhanu which is $137.5 \%$ more than that of Rajesh If the difference in monthly expenditure of Amit and Bhanu is Rs. 11,115 , then find the monthly expenditure of Rajesh.

If $a+b+c=14$ and $a b+b c+c a=6$ then find the value of $a b(a+b)+b c(b+c)$ $+c a(c+a)+3 a b c$?

The amount Received at $8 \%$ per annum compound interest after 3 years is Rs $20785.248$. What was the Principal (in Rs.)?

Average of a batsman in 35 inning is 62.4 runs. His highest score is 91 more than his lowest score. If these two innings are excluded, the average of the remaining 33 innings is $60 \frac{1}{3}$ runs. The lowest score of the batsman is:

In $\triangle \mathrm{ABC}, \angle \mathrm{BAC}=90^{\circ}$ and $\mathrm{AD} \perp \mathrm{BC} .$ If $\mathrm{BD}=$ $4 \mathrm{~cm}$ and $\mathrm{CD}=9 \mathrm{~cm}$, then the length of the $\mathrm{AD}(\mathrm{in} \mathrm{cm})$ is?

A shopkeeper marks his goods at $40 \%$ above their cost price. He is able to sell $\frac{3}{4}$ th of his goods at this price, and the remaining at $40 \%$ discount. Assuming that the shopkeeper is able to sell all the goods he buys, find his loss or gain $\%$ on the whole transaction.

Two trains $A$ and $B$ travel from one city to another, at Speed of $108 \mathrm{~km} / \mathrm{hr}$ and $120 \mathrm{~km} / \mathrm{hr}$ respectively. If train $\mathrm{A}$ takes $1 \frac{1}{2}$ hour more than train B, then what is the distance between the two cities (in $\mathrm{km}$ )?

A shopkeeper calculates $\%$ profit on the buying price and another on the selling price. What will be their difference in profits if both claim a profit of $53 \frac{1}{3} \%$ on goods sold for Rs. $2415 ?$

$\mathrm{A}, \mathrm{B}$ and $\mathrm{C}$ can do a work in 20,30 and 8 days. They all work together for 3 days, then C quits. Remaining work will be finisheld by $\mathrm{A}$ and $\mathrm{B}$ in how many days?