My sister needs help with this please someone help her

Answer:
1/5 ; 1.64
Step-by-step explanation:
Cara used 1.64 pints of blue paint or 1/5 of 8.2.
Answer:
1.64 pints or 41/25 or 1.64/8/2 i dont know which will take
Step-by-step explanation:
1/5 = x/8.2 1/5=0.20
.20=x/8.2
x=8.2x.20
x=1.64