Question

due to an increase in the price of milk by 20%, by how much percent a householder should decrease the cosuption of milk so that there is no incrase in the expenditure on milk​

Answer 1

Answer:

Let exps: Rs.100

when increased 20%= 100x120/100

= Rs 120

. Redn in Consumption=120x(100-R)/100=100

100-R=100x100/120=83 1/3

R = 100-83 1/3 = 16 2/3% Ans