Choose the value for x that makes the proportion true. 1 ft / 16in. = xft/64in.

A. 3
B. 4
C. 5
D. 6

Isabelle is mixing red and blue paint to make purple paint she adds 3/10 of a fluid ounce of red to 12/25 of a fluid ounce of blue to make 1 1/30 fluid ounces of purple how many fluid ounces of red paint ounces of red paint will she need to make 3 fluid ounces of purple paint