2. Ray bought an aluminium ladder at \( ? 1,250 \) but he had to sell it for \( ? 1,200 \). Find his loss/profit per cent.
3. Vimla bought a used LED for \( ? 45,000 \) and spent \( ? 3,000 \) on its overhauling. But she had to sell it for \( ? 45,600 \). her loss/gain per cent.
4. A stationery shopkeeper sold 600 pens at a profit of \( 15 \% \). If a pen costs him \( ? 6 \), find the selling price of the pens.
5. A fruit vendor sold his entire lot of fruits at a loss of \( 8 \% \). If his \( S P \) is \( ? 3,68,000 \). Find his \( C P \).
6. Mr. and Mrs. Sood purchased a new house for \( ? 3,20,000 \). Due to the rise in rate of interest after 3 years, they unable to afford their mortgage repayments and had to sell the house for \( ? 2,85,000 \). Find:
(i) the loss incurred.
(ii) the loss percentage of their total costs.
7. A used car firm pays \( ? 60,000 \) for a car, but because of financial difficulties has to sell it immediately and receive only ?49,200 for the sale. Find the loss incurred by the used car firm and express this loss percentage of the co price.
8. A real estate agent purchased a house for \( ? 25,70,000 \) and sold at a loss of \( 22 \% \). Find:
(i) his actual loss in rupees.
(ii) selling price.
9. A retailer bought a consignment of T-shirts for ?1,37,000 and sold at a profit of \( 15 \% \). Find his:
(i) actual profit in rupees.
(ii) selling price.
10. A retailer sells a microwave oven for \( ? 6,400 \). There is a \( 25 \% \) profit on the cost price. How much did the retaile pay for the microwave oven?
11. An electronic firm sells a washing machine for \( ? 16,900 \), making a \( 30 \% \) profit on the wholesale or cost price. F the wholesale price of the machine.
12. The Indian team won 50 cricket matches in 2010 but could win only 40 cricket matches in 2011. Find th percentage of decrease in winning.
Teacher's Note
Explain to the students the use of percent age in real life, e.g. profit and loss and simple interest.
