inversely proportional word problem 3

exercise: inversely proportional word problem 3

Tom fills orange juice into forty-five 0,5-l bottles.

If he uses 0,75-l bottles, how man bottles can he fill with the same amount of orange juice?

1. step: proportion

• 0,5 l – 45 bottles

: 0,75 l – x bottles

2. step: which proportion?

↑more volume ↓less bottles = inverse proportion

3. step: formula

x = 45 • 0,5

0,75

x = 30 bottles

4. step: answer

30 bottles are needed.