A polo shirt is usually $70 but now it is on sale for $50. Calculate the percentage discount of the polo shirt. 

A T-shirt is discounted by 20% after a spring sale for $120. What was the original price of the T-shirt?

A room heater reduced by 10% is sold for $350. What was its original price? Answer to the nearest dollar.

A T-shirt is sold to make a profit of 70%. If they sold for $150, what was their cost price? Answer to the nearest dollar.

A motorbike originally priced at \(\$ 15000\) is sold for \(\$ 12500\). Find the percentage loss (to 1 decimal place)

Towels with a cost price of \(\$ 24\) each are sold for \(\$ 40\). Calculate the percentage profit (to 1 decimal place).

A jacket discounted by \(30 \%\) is sold for \(\$ 98\) What was the original price of the jacket?

Shoes are sold to make a profit of \(80 \%\). If a pair was sold for \(\$ 162\), what was its cost price?

A plane fare from Sydney to Melbourne has been discounted by \(45 \%\). If Bertie paid \(\$ 165\) for a discounted ticket, what was the full price?