Jagat Jitendra Matto Solutions for Chapter: Ratio and Proportion, Exercise 4: EXERCISE 8.4

$16$ notebooks cost $₹192$. If the cost of $30$ notebooks is $₹k$, find $k$.
 

The cost of $5 \mathrm{m}$ of cloth is $₹82.50$. If the cost of $12 \mathrm{m}$ of such cloth is $₹k$, find $k$.

In a factory, a worker is paid $₹1890$ for $6$ days. If the worker gets $₹k$ for $25$ days, find $k$.

A bus covers $90 \mathrm{km}$ in $1\frac{1}{2}$ hours. If the distance is covered in $4$ hours with the same speed is $p \mathrm{km}$, find $p$.

A man earns $₹62000$ in $4$ months. How much will he earn in $7$ months?

A man earns $₹62000$ in $4$ months.  In how many months will he earn $₹77500$?

$42 \mathrm{m}$ of an iron rod weights $162 \mathrm{kg}$. How much will $28 \mathrm{m}$ of the rod weight?

$25$ bags of rice, each weighing $40 \mathrm{kg}$, cost$₹2750$. Find the cost of $35$ bags of rice, if each bag weights $50 \mathrm{kg}$?