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GRADE : 8 PERCENTAGES CHAPTER : 5A bookcase was sold for ?55.43. This price included a tax of 15%. Calculate the price of the bookcase before the tax was added.Tickets for a show are priced at ?12.50 for an adult ticket and ?7.20 for a child ticket. Find the total cost, in ?, for 5 adult tickets and 4 child tickets.For his mathematics exam Jonas buys a calculator for ?9.95, a protractor for ?0.65, a ruler for ?0.45 and 5 pencils at ?0.15 each. He pays with a ?20 note. Calculate the change he should get.At the start of his diet, Julian had a weight of 96 kg. After one month, Julian had a weight of 90kg. Calculate the percentage decrease in Julian weight.Ahmed bought a car for ?5000 which was 80% of the original price of the car.Calculate the original price of the car.One year later, Ahmed sold this car for ?4300.Calculate the % loss that Ahmed incurred.Write 18 cm as a % of 450 cm.There is 0.3 kg of tin in a sword. This is 15% of the total weight of the sword. Calculate the total weight, in kg, of the sword.Express 800g as a percentage of 2kg.The selling price of a TV is the cost price of the TV plus profit. The profit is 20% of the cost price. The selling price of the TV is ?450. Calculate the cost price of the TV.In the summer of 2010, 14% of candidates who sat an examination obtained an A* grade. Given that 15 000 candidates sat the examination.Calculate the number of candidates who obtained an A* grade.In the summer of 2011, the same number of candidates obtained an A* grade. This was 16% of the total number of candidates who sat the examination.Calculate the number of candidates who sat the examination in the summer of 2011.In a country, the number of people who are more than 60 years old is 23% of the population. Of these people who are more than 60 years old, 42% are men. The population of the country is 50 million. Calculate, to the nearest million, the number of women in this country who are more than 60 years old.Find 3313% of ? 37.92.Express 270 m as a percentage of 30 km.Express 275 g as a fraction of 5.5 kg. Give your answer in its simplest form.x------------------x------------------x ................
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