Profit and Loss 1/2

9. A manufacturer sells a scooter at 10% profit to wholesaler who in turn sells it to a retailer at 20% profit. If the price paid by the retailer is Rs. 13200, how much the scooter costs to the manufacturer?
a. 8500
b. 10000
c. 11000
d. 12000

10. A man bought some oranges at the rate of 3 oranges for one rupee and equal number of oranges at the rate of 2 oranges for one rupee. What is his profit, if he sells 2 oranges for one rupee.
a. 1000
b. 1200
c. 1300
d. 1400

11. If the cost price of 11 oranges is equal to selling price of 10 oranges. Find profit per cent.
a. $37\displaystyle\frac{1}{2}$ %
b. 60%
c. 75%
d. None of these

12. On selling 10 articles, a merchant loses equal to cost price of 2 articles. Find his loss per cent.
a. 9%
b. 15%
c. 18%
d. 20%

13. Sumit buys 9 books for Rs. 100 but sells 8 for Rs. 100. What is the net per cent profit?
a. 12.5%
b. 13%
c. 14.5%
d. 15%

14. Goods are purchased for Rs. 450 and one-third is sold at a loss of 10%. At what profit per cent should the remainder be sold so as to gain 20% on the whole transaction?
a. 35%
b. 42%
c. 45%
d. 48%

15. A retailer buys goods at 10% discount on its marked price and sells them at 20% higher than the marked price. What is his profit per cent?
a. 30%
b. 33.33%
c. 37.5%
d. 40%

16. A dishonest merchant professes to sell his goods at cost price, but uses a weight of 900 grams for one kg. weight. What is his profit per cent?
a. 9.8
b. 10
c. 10.5
d. 11 1/9%