Answer:
You will earn $20 by washing 4 cars.
Explanation:
in the question it states the earning by washing seven cars is $35.
So, the earning for washing four cars is given by:
= 4/7 x 45
so we Simplify the above expression.
= 140/7
= $20
so in conclusion we would get $20 for washing four cars.
- hope this helps! :)