Question

Jenny bought a wok for £9.60 in a 20% off sale. What was the price of the
wok before the sale?

Answer 1

£12

Explanation:

9.60 = 80% times y.

9.60 = 0.8y

Then, divide each side by 0.8 to get the equation in shape to solve for y.

y = 9.60/0.8

y=12