To feed his plants, logan creates a mixture that requires 3/8 cup of plant food for every gallon of water. if he uses 10 1/2 gallons of water, what is the total amount of plant food he needs?

Step-by-step explanation:

Given: To feed his plants, logan creates a mixture that requires 3/8 cup of plant food for every gallon of water.

i.e. For 1 gallon of water, the plant food requires =

Now, For gallons of water, the plant food requires = cups.

Hence, the total amount of plant food he needs=