Question

a knife is three times the cost of a spoon. 9 spoons and 12 knives cost £82.80. Work out the cost of one knife.

Answer 1

The answer is £5.52 as you do 12(3)+9 which equals 36+9=45 divided by 82.80 which equals 1.84 and as it is 3x the price 1.84*3=£5.52