R. D. Sharma Solutions for Chapter: Rational Numbers, Exercise 7: EXERCISE

Find $(x+y)÷(x-y)$, if $x=\frac{2}{7}, y=\frac{4}{3}$

Find $(x+y)÷(x-y)$, if

$x=\frac{1}{4}, y=\frac{3}{2}$

The cost of $7\frac{2}{3}$ meters of rope is $₹12\frac{3}{4}$. Find the cost per meter.(Write answer in mixed fraction)

The cost of $2\frac{1}{3}$ meters of cloth is $₹75 \frac{1}{4}$. Find the cost of cloth per meter.

(Note: Write answer in decimals

Answer$=₹$_____)

By what number should $\frac{-33}{16}$ be divided to get $\frac{-11}{4}$?

Divide the sum of $\frac{-13}{5}$ and $\frac{12}{7}$ by the product of $\frac{-31}{7}$ and $\frac{-1}{2}$

Divide the sum of $\frac{65}{12}$ and $\frac{12}{7}$ by their difference.

If $24$ trousers of equal size can be prepared in $54$ meters of cloth, what length of cloth is required for each trouser