Question

Cost of 4 kg sugar is rupee 80 find the cost of 8 kg of sugar

Answer 1

4KG = RS.80

8KG = x

Using unitary method,

x = RS.160

Answer 2

cost of 4kg sugar=80rupee
cost of 1kg sugar=80/4, =20
now cost of 8kg sugar =20*8= 160 rupee