Question

Refurbished phone 30% off now only 78£ how much was the phone before

Answer 1

£111.43

Explanation:

100% represents the original cost of the phone

30% off is then (100 - 30) = 70% of the original cost

divide the cost by 70 to find 1% then multiply by 100 for original cost

original cost =
`(78)/(70)` × 100 = £111.43

Answer 2

120 pounds

-hope this helps