Answer:
Computer can be rented for 42.85 minutes using $22
Step-by-step explanation:
Given:
Setup charge = $ 7
Additional charge for every 10 minutes = $ 3.50
To find:
The time for which the computer can be rented for $ 22
Solution:
Let the additional time be x
for additional charge for 10 minutes =3.50
for 1 minute , additional charge =
= $0.35
According to the question
setup cahrge + additional charge= $22




x=42.85