5kg of ginger costing N24 per kg, is diluted with 10kg of garlic costing N18 per kg.

Find the cost of the mixture per kg.?

2 answers

cost of the ginger = 5(24) or N120
cost of garlic = 10(18) = N180
total cost = N(180+120) = ....
total weight = ... kg

Cost of the mixture per kg = total cost / total weight = ..... N/kg
The answer is N20