S.chand class 6 Mathematics Chapter 10 Exercise 10B

  Exercise 10B

Question 1

1. A calculator is sold for $₹ 345$ at a profit of $15 \%$. Find the cost price of the calculator. At what price must it be sold to earn a profit of $25 \%$ ?

2. A fruit seller bought bananas at $₹ 8.40$ per dozen. At what price per hundred must he sell them so as to earn a profit of $15 \%$ ?

3. Amar purchased a table for ₹ 1215 and spent ₹ 35 on its transportation. At what price should he sell the table to have a profit of $16 \%$ ?

4. A man buys eggs at 5 for 6 rupees and sells them at 8 for 12 rupees, find his profit per cent.

5. Monu buys an article for $₹ 80$ and sells it to Sonu at a profit of $20 \%$. Sonu sells it to Ram at a profit of 25 %. What does Ram pay for it?

6. A shopkeeper bought 1600 eggs at ₹ 3.75 per dozen. He sold 900 of them at 2 for $₹ 1.00$ and the remaining at 5 for ₹ 2. Find his profit or loss per cent.

7. Reena sold two articles at ₹ 840 each. On one she gains $20 \%$ and on the other she loses $20 \%$. How much does she profit or lose in the whole transaction? Also, find her profit or loss per cent in the whole transaction.

8. Sudha purchases two computers for $₹ 18,000$ and $₹ 15,000$ respectively. She sold them at a loss of $15 \%$ and at a gain of $19 \%$ respectively. Find the selling price of each of the computers. Also, find the overall profit or loss per cent in the transaction.

9. A dealer purchased 20 chairs at $₹ 225$ per chair. He sold 12 chairs at $₹ 275$ per chair and the remaining chairs at $₹ 200$ per chair. Find his gain per cent.

Multiple Choice Question (MCQ)

Tick (✔) the correct option.

10. Suman purchased a microwave for $₹ 6500$ and sold it at a profit of $24 \%$. From that amount she purchased a refrigerator and sold it at a loss of $20 \%$. What is her overall profit/loss?

(a) Loss of ₹ 42

(b) Profit of ₹ 42

(c) Loss of ₹ 52

(d) Neither profit nor loss