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Percentages Practice Questions

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Change 0.08 to a fraction.

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**Convert ⅜ to a percentage.**

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Find 30% of 2500 m.

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**Express 35 minutes as a percentage of 2 hours.**

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**A farmer increases the output of her farm by 15%**

A farmer increases the output of her farm by 15%. If the previous output was 6500 tonnes, what is her present output?

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A shop is having a sale. It sells a set of tools costing $130 at a 15% discount. Calculate the sale price of the tools.

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**$60000 is borrowed with 4% p.a. simple interest. Calculate:**

a) the total interest after 5 years, b) the total amount paid back after 8 years.

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**An apartment is bought for ₤75 000 and then resold for ₤87 000**

An apartment is bought for ₤ and then resold for ₤ Calculate the percentage profit.

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**Shares in a company are bought for $600**

Shares in a company are bought for $600. After a year the same shares are sold for $550. Calculate the percentage depreciation.

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**$4500 is invested at 9% p. a. compounded yearly**

$4500 is invested at 9% p.a. compounded yearly. Work out the total value of the investment after 10 years.

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**A boat is sold for a profit of 28%**

A boat is sold for a profit of 28%. If the boat is sold for $15360, work out how much it originally cost the seller.

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**In a geography textbook, 35% of the pages are coloured**

In a geography textbook, 35% of the pages are coloured. If there are 98 coloured pages, how many pages are there in the whole book?

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**A farmer takes 250 chickens to be sold at a market**

A farmer takes 250 chickens to be sold at a market. In the first hour he sells 8% of his chickens. In the second hour he sells 10% of those that are left. a) How many chickens has he sold in total? b) What percentage of the original number did he manage to sell in two hours?

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**The population of a town increases by 5% each year**

The population of a town increases by 5% each year. If in 2007 the population was , in which year is the population expected to exceed for the first time?

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**In a test Valeria H scored 88%**

In a test Valeria H scored 88%. If she got 3 questions wrong, how many did she get correct?

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**A one year old car is worth ₤11 250**

A one year old car is worth ₤ If its value had depreciated by 25% in that first year, calculate what its price was when new.

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A company increased its productivity by 10% each year for the past two years. If it produced units this year, how many units did it produce two years ago?

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Answers 1. 2∕25 m % tonnes 6. $110.50 7. a) $12000 b) $79200 8. 16% % 10. $ 11. $12000 13. a) 43 b) 17.2% 16. ₤15000

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