Percentage Practice Test 2 with solutions

Question : 4 of 40

Marks: +1, -0

The price of salt decreased by 10%. By how much per cent should Mrs Rosie's family increases its consumption of salt so as not to decrease its consumption?

2%
$11 1/9%$
11%
11.5%
10%

Validate

Solution:

Let x be 10%.
Then, increase in consumption

=x/{100-x}×100%

=10/{100-10}×100%=11 1/9%

Go to Question:

Prev Question

Next Question