Question

If 20 articles cost ? 90, then the cost of 9 articles is ?

Answer 1

40.50

Explanation:

1. 90 ÷ 20 = 4.50

2. 4.50 × 9 = 40.50

Answer 2

9 articles would cost you around $40.5 because you would devide 90 by 20 and u get 4.5 then u multiple it by 9 and it gives u 40.5