Brian’s family drinks a gallon of milk in 3 days. How much milk does his family drink in 5 days?

The proportion for this situation is
3 days
1 gallon
=
5 days
x gallons
. Which equation can you use to solve the problem?

Question

Brian’s family drinks a gallon of milk in 3 days. How much milk does his family drink in 5 days?

The proportion for this situation is 
3 days
1 gallon
  =  
5 days
x gallons
 . Which equation can you use to solve the problem?

Mercury · Answer

answer choices:

5x = 3
15x = 1
5x = 1
3x = 5

they give you the proportion$$\frac{ 3~days }{ 1~gallon }=\frac{ 5~days }{ x~gallons }$$
simply cross-multiply and youll end up with the equation they want you to use