Dr. Sanjeev Verma and R.K. Tyagi Solutions for Chapter: Ratio and Proportion, Exercise 2: ASSIGNMENT 5.2

A train journey of $75 \mathrm{km}$ costs $₹215$. How much will be the cost for the journey of $120 \mathrm{km}$?

If the sales tax on a purchase worth $₹60$ is $₹4.20$, what will be the sales tax on a purchase worth $₹150$?

The weight of $72$ books is $9 \mathrm{kg}$. What is the weight of $80$ such books?

Weight of $72$ books is $9 \mathrm{kg}$.  How many such books weigh $6 \mathrm{kg}$?

The price of $3$ metres of cloth is $\mathrm{Rs} 79.50.$ Find the price of $15$ metres of such cloth.

A train runs at a speed of $40 \mathrm{km}/\mathrm{h}$. How many kilometres does it run in $7$ hours?

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

Fifteen cards cost $₹2.25$. What will be the cost of $36$ such cards? How many such cards can we buy in $₹45$?