Question

A shop advertises 25% off its prices in a sale.

A dress is £90 in the sale.
How much was it before the price reduction?​

Answer 1

it's 22.5

Explanation:

You do 25% of 90 =22.5

Answer 2

£120

Explanation:

A reduction of 25% of the price, means the price of the dress in sale is 75%.

⇒ £90 →75%

X→100%

⇒ the price before the reduction= X=(90×100)÷75=£120