Percentages 4: Percentage of a quantity

A television costs £250. Its price is to be increased by 12%.

What is the new price of the television?

Samantha earns £16 per hour.

She gets a pay rise of 5%.

What is Samantha’s new rate of pay?

A test is due to last 80 minutes.

The teacher allows Luke 15% extra time because of a broken arm.

How much time can Luke take in total to complete the test?

Callum has £1200 invested. The interest rate is 5% per annum.

At the start of 2010, Lisa had 140 budgies.

During the year the number of budgies went up by 35%.

How many budgies did Lisa have at the end of the year?

Jean used to work for 40 hours each week.

She now works 5% fewer hours.

How many hours does she now work each week?

Becca is interested in buying a car that is priced at £6200.

She is offered a 7% reduction in the price if she pays cash.

How much would the car cost her if she pays cash?

Between 2000 and 2005, the number of school-age children in a town went down by 23%.

The number of children in this town in 2000 was 9500.

How many children were living in this town in 2005.

Reduce 240 by 13%