Question

Three kebabs cost £21. How much does 5 cost?

Answer 1

21 divided by 3 = 7
7*5=35
Answer= £35

Answer 2

£35

Explanation:

Using unitary method

3 kebabs=£ 21

Dividing both sides by 3

1 kebab=£21/3

1 kebab=£7

Now

Multiplying both sides by 5

5 kebabs = £7×5

5 kebabs=£35