Question

The price of a ring was increased by 9% to £1800. What was the price before the increase? Give your answer to the nearest penny.

Answer 1

Hello!

Answer: 1651

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Explanation:

Answer 2

1651

Explanation:

let s say that the price before the increase is x

to apply an increase of 9% it does x + x*0.09 = x*(1+0.09)=x*1.09

and we know that this value is 1800

so

x*1.09=1800

<=>

x = 1800/1.09=1651.376147

to the nearest penny it gives 1651