Answer:
$37.5
Step-by-step explanation:
we can look at this problem using rates:
50=$25
25=$12.5
so we can add $12.5 to $25 because 50+25=75 so our answer, 12.5+25=37.5
Cost of 1apple = 25/50
Cost of 75 apples
= $ 37.50
It's 2/15
I don't think I need to explain it, the answer is $111
Direct.
A varies directly as the square of r.
1/2
