A farmer has enough feed to last his 15pigs for 20days. How long would the feed last if he had 10pigs

Question

asked Jun 3, 2021 221k views

1 Answer

Dex Dave · Answer 1 · 2021-06-09T06:13:16+0000

40/3 days, (13.33 days)

Explanation:

Set up the equation, 15/20 = 10/x, and then use cross mutiply to solve it.

10 * 20 = 15x, x = 200/15 = 40/3

Why?

b/c if each pig eats the same amount of food, then the ratio between the number of pigs and days should remain constant.