Question

Gwenna uses 4 tomatoes to prepare soup for 2 guests. How many tomatoes will she require to make soup for 15 guests?

Answer 1

30 tomatoes would be required

Answer 2

30 tomatoes

Explanation:

this is an equivalent ratio or fraction problem.

4:2 is the same as x:15

You can set it up as a proportion 4/2 = x/15 and cross multiply.

2x=60

x=30