Question

A recipe for 4 servings of pudding calls for 2/3 cup of cream. How much cream is needed for 12 servings of pudding?

Answer 1

For 12 servings of pudding we need 2 cups of cream.

Explanation:

4 servings of pudding requires cream =
`(2)/(3) \ cup`

We need to find how much cream is needed for 12 servings of pudding?

We can solve this using unitary method

4 servings of pudding requires cream =
`(2)/(3) \ cup`

1 serving of pudding requires cream =
`((2)/(3) )/(4) \ cup`

12 servings of pudding requires cream =
`((2)/(3) )/(4)* 12 \ cup`

`=(2)/(3*4)*12 \\=(2)/(12)*12 \\=2 \ cups`

So, For 12 servings of pudding we need 2 cups of cream.