Question

In a sale, a shop reduces all its prices by 10%.

On the last day of the sale, the shop reduces the sale prices by 20%
On the last day of the sale, a mobile phone costs £432
How much was the mobile phone before the sale?

Answer 1

The phone roughly cost 302 dollars

Explanation:

10% of 432=43.2

20% of 432=86.4

432-129.6=302.4