Question

A factory adds three red drops and two blue drops of coloring to white paint to make each pint of purple paint. The factory will make 50 gallons of this purple paint. How many drops of red and blue coloring will the factory need in the 50-gallon batch of purple paint?

Answer 1

r=3 b=2

rx50 + bx50

r=150 b=100

Explanation:

Answer 2

1200 red, 800 blue drops

Explanation:

ratio of red to blue is 3:2 per 1 pint of paint

1 gallon= 8 pints

final product required- 50 gallons = 50*8= 400 pints

400*3= 1200 red drops

400*2= 800 blue drops