Percentage Practice Test 3 with solutions

Question : 38 of 40

Marks: +1, -0

Wheat is now being sold at Rs 27 per. kg. During the last month, its cost was Rs 24 per kg. Find by how much per cent a family reduces its consumption so as to keep the expenditure fixed.

10.2%
12.1%
12.3%
11.1%

Validate

Solution:

Cost of wheat for this month = Rs 27 per kg.
Cost of wheat in the last month = Rs 24 per kg
Cost of wheat increased = (27 - 24) = Rs 3 per kg
Percentage of consumption reduced to keep expenditure fixed

= {\Increased \cost}/{\Present \cost }×100

=3/24×100=11%

Go to Question:

Prev Question

Next Question