Answer:
$533.33333
Step-by-step explanation:
total cost=$15000
scholarships and grants=$7000
Parent's contribution= 20%of ($15000-$7000)
=20%Ă—$8000=$1600
Rocky's part=$8000-$1600=$6400
Has 1 year to save for his part.=12 months.
6400Ă·12=$533.33333.