Question

2.5 kg of potatoes cost £1.40 whats the cost when its 4.25kg

Answer 1

2.5 kg=1.40
1kg=1.40/2.5
=1400/25=56
1kg=56
4.25kg = 56*4.25=238

Answer 2

Find the cost of 1 kg of potatoes:

2.5 kg of potatoes = £1.40

1 kg of potatoes = 1.40 ÷ 2.5 = £0.56

Find the cost of 4.25 kg of potatoes:

1 kg = £0.56

4.25 kg = 0.56 x 4.25 = £2.38

Answer: The cost is £2.38