Answer:
9 inches
Step-by-step explanation:
you have to be at least 48 inches so the shortest person that can ride it is 48 and she is 39 so you minus the 39 from 48 and you will get the inches she needs to grow
s
V=lwh /3
3x +3y +3h
that’s the farthest you can solve since you don’t know the variable’s values
30 dollars i think