Question

Three litres of milk cost r29,95 at shop a and two liters of milk cost r15,95 at shop

b.what is the cost per litre at each shop?

Answer 1

at first shop the 3 liters of milk cost 2995
cost per liter = cost / volume
cost per liter = 2995 / 3 L
cost per liter = 998 per liter of milk

at second shop the two liters of milk cost 1595
cost per liter = cost / volume
cost per liter = 1595 / 2 L
cost per liter = 797.5 per liter of milk