The following table shows the price and quantities which are consumed by the
house hold.
Product 2017 2018
Unit price
(Rs,)
Quantity Unit price
(Rs,)
Quantity
A 80 120 110 130
B 240 60 250 70
C 50 100 60 180
D 80 50 120 75
Calculate the price relate for the A,B,C and separately