Khaled invested $2000 for 3 years at 10% pa simple interest. Calculate the total interest earned

A dress is sold for $87. If this gives a profit of 45% on the cost price, what was the cost price?

Joseph invested $500 at an interest rate of 10% pa. How long must the money be invested to earn $300 interest?

True or false? Neko buys goods at a cost of $320 each and sells them for $300 each. This means she is making a profit.

A book was sold for $20, making a 25% profit on the selling price. What was the cost price?

Sandi bought 25 calculators for $200. She sold them all for $9.50 each. What was her percentage profit?

Maria earned $80 000 last year. She could earn $15 000 before she paid income tax. Income tax was then charged at a rate of 35% on her earnings above $15 000. How much income tax did Maria pay last year?

True or false? A loss occurs when the selling price is less than the cost price

A retailer buys tricycles for $80 and sells them making a 25% profit. What would be the selling price?

Games were bought for $72 and sold for $90. What was the profit?

If you take 15% off the price what percentage remains?

A farmer bought seed at a cost of $56 000. As a result of the drought, his harvest was poor and his sales earned him only $27 500. Calculate his loss as a percentage of his cost price, to the nearest percent.