white paint costs £2.10 per litre. blue paint costs £1.50 per litre. white paint and blue paint are mixed in the ratio 2:1. work
out the cost of 17 litres of the mixture
1 answer:
White paint = 2/3 * 17 = 11.33 liters , 11.33*2.10 = $23.8
blue paint = 1/3 * 17 = 5.66 liters, 5.66*1.50 = $8.5
Total cost = 23.8+8.5 = 32.30 euros
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