The Junk Seller

Cost of $100$ kg of junk is $₹1000$. What is the cost of $1$ kg?

How many $₹1$ coins make $₹5.50$?

What is $₹0.75 + ₹0.25$?

A junk seller earns $₹5$ profit on every $1\text{ kg}$ of plastic sold. How much profit for $10\text{ kg}$?

If $1\text{ kg}$ of glass costs $₹18$, what is the cost of $3\text{ kg}$ of glass?

How much is $4$ notes of $₹20$ and $2$ notes of $₹10$?

Cost of $10$ kg glass at $₹14$ per kg is:

If a dealer makes $₹3$ profit on $1$ kg of junk, how much profit does he make on $30$ kg?

Find the total price of $4$ kg plastic at $₹15$ per kg.

Solve: $33 \times 3$.

If $1$ kg of waste paper costs $₹5$, how much will $60$ kg cost?

Calculate $90 \times 3$.