Question

Amata mixes 2 parts black paint with 3 parts white paint to make 90 mL of gray paint. How much white paint does Amata use to make the gray paint?

A 18 mL

B 30 mL

C 45 mL

D 54 mL​

José chose A as the correct answer. How might he have gotten that answer?​

Answer 1

is 18 because 6x3 is 18 ok