The price of Milk has increased by 20%. By what percent should a family reduce the consumption of Milk so as not to increase the expenditure in this account?

Correct option is C

Given:
· The price of Milk has increased by 20%.
Formula Used:
· Percentage decrease in consumption required to keep the expenditure constant is given by

Solution:
· Increase in price = 20%
· Applying the formula:
Percentage decrease =