Question

The price of a watch was increased by 20% to £162.
What was the price before the increase?

Answer 1

Answer: 135

Explanation:

it increased by 20%

so the 162 is 120% of the first price

so if we multiply 162 by 100/120 we will get the first price

100/120=5/6 and 5/6*162 is 135