Question

27. Due to an increase in the price of sugar by 25%, by how much per cent must a householder
decrease the consumption of sugar so that there is no increase in the expenditure on sugar?
​

Answer 1

Answer:

So, to maintain the expenditure when the price of sugar increases by 25%, one should decrease the consumption by 20%.

Step-by-step explanation:

Let the price before increase be Rs.100

Then , as the tpercentage increase =25%

Therefore, increase in price =

100

25

×100

=Rs.25

Therefore increased price =Rs.125

Therefore the percentage by which house wife should decrease the consumption be(

125

25×100)%

=20%

So, to maintain the expenditure when the price of sugar increases by 25%, one should decrease the consumption by 20%.