Mathematics for IGCSE & O level - Percentages (Section 2 - No. 42)

If the price of an item is increased by 5% and then by another 10%, what is the overall percentage increase?

15%

15.5%

16%

16.5%

Let the original price be 100. Increase by 5% --> 105. Increase 10% of 105 = 10.5. Therefore the new total is 115.5. Percentage increase is 15.5%