A recipe says to use 2/3 cup milk to make 4/5 serving of pudding. How many cups of milk are in one serving?

cups

Step-by-step explanation:

The serving size is proportional to the amount of milk used, so we have

where is the amount of milk needed for 1 serving. The right side is simply . We now simplify

Therefore cups of milk are needed for 1 serving.

step-by-step explanation:

first you will have to convert 3/4 into a decimal

which is .75

then you will have to divide 1.5 by .75

which is 2

no you have to divide