Please help me with this question! Select the correct answer.
Isabelle is mixing red paint with blue paint to make purple paint. She adds 3/10 of a fluid ounce of red to 11/15 of a fluid ounce of blue to make 1 1/30 fluid ounces of purple. How many fluid ounces of red paint will she need to make 3 fluid ounces of purple paint?
A.
2/5 fluid ounce
B.
11/20 fluid ounce
C.
27/31 fluid ounce
D.
1 13/50 fluid ounces