Question

Ruby bought shares worth £6000.

a) After one month, their value had increased by 13%. How much were they worth after one month?
b) After two months, this new value had decreased by 15%. How much were they worth after two months?
Give your answers in pounds (£).

Answer 1

a) £6780

b) £5,763

Explanation:

a) 13% increase = 1.13x multiplier

6000 x 1.13 = 6,780

b) 15% decrease = 0.85x multiplier

6780 x 0.85 = 5,763