Answer:
THe awnswer is B
Step-by-step explanation:
12 is F
There are 15 halves in 7 1/2.
This is a proportion problem. Start by doing:
2/3 = x/52.20
Multiply both sides by 52.20
X= 34.8 this is how much the son paid
Now add 34.8 + 52.20
Answer is 87