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1. A man’s wages are increased by 10% and then decrease by 10%. What is the total percentage change?
(a) Does not change (b) Decreases by 1 per cent (c) Increases by 1 per cent (d) Increases by 0.1 per cent 

2. If the price of tea be increased by 20%, find by what percent must a person reduce his consumption so as not to increase his expenditure.

3. The population of a town is 30,000. If the number of males was increased by 4% and the females by 7%, the population would become 31,380. Find the number of males and females in the town.

4. A reduction of 10% in the price of sugar enables me to obtain 25 Kg more for Rs. 225. What is the reduced price per kg and also find the original price per kg.

5. A trader makes a profit equal to the selling price of 75 articles when he sold 100 of the articles.

6. The cost price of 40 articles is equal to the selling price of 35 articles. What is the profit / loss percent?

7. A trader professes to sell his goods at a loss of 8% but weights 900 grams in place of a kg weight. Find his real loss or gain per cent?


 Ans.1. b). 2) 16 2/3% 3. male 24000 female 6000. 4) Re.1 5) 300% 6) 14.28% 7) 2 2/9%


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