Activities 5

For these problems, assume a sales tax rate of 5 %.


The price of a shelving unit is $40 before tax. What’s the price you have to pay when you add the tax?


A shopkeeper wants to be left with $30 after selling a certain jacket. That means he wants the jacket to cost $30 before tax. What will his customers have to pay for the jacket?


A pair of trousers costs $30.45 including tax. What’s the price before tax?


A dress used to cost $20, and its price increased by a growth factor of 1.15. What’s the new price of the dress?

You can find the solutions here.

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