Question

the price of sugar goes up by 20% by how much percent must a housewife reduce her consumption so that expenditure does not increase​

Answer 1

Answer:Answer: The required percentage would be 16.67%.

Step-by-step explanation:

Since we have given that

Price of sugar goes up by = 20%

We need to find the percent that a housewife reduce her consumption so that the expenditure does not increase.

Let R = 20%

So, percent that a housewife reduce her consumption so that the expenditure does not increase is given by

Hence, the required percentage would be 16.67%.

Answer 2

Answer: 16 2/3%

Step-by-step explanation:

let the consumption of sugar originally be 1 unit and let its cost be Rs 100

new cost of 1 unit = 120

so,100 will yeild ( 1/120x100)=5/6

reduction consumption = 1-5/6=1/6

reduction% in consumption = 1/6x1/1x100= 50/3%

= 16 2/3 %