Rupesh Pathak and Vaishali Bhatia Solutions for Chapter: Unit Test Paper 2, Exercise 1: Exercise 1

A table tennis player won $10$ matches out of the total number of matches he played. If his winning percentage was $40$, then how many matches they played in all ?

During a sale, a showroom offered a discount of $10\%$ on the marked price of all the items. What would a customer have to pay for a pair of jeans marked at $₹1450$ and two shirts marked at $₹850$ each.

At what rate of compound interest per annum will $₹4000$ amount to $₹5324$ in $3$ years?

Find the difference between the compound interest and the simple interest on $₹5000$ at $10\%$ per annum for $3$ years.

A dealer purchases a showpiece for $₹5000$ and marks it $30\%$ above the cost price. If he offers a discount of $20\%$ on the marked price, what profit percentage does he make?​

If two adjacent angles of a parallelogram are in the ratio $1:1$, find the measure of all the angles of a parallelogram. 

Divide $₹50000$ into two parts, so that $20\%$ of the smaller part exceeds $10\%$ of the larger part by $1000$.

The angles of a quadrilateral are in the ratio $1:2:3:4$. Find the measure of each angle.