Shouldnt you divide? This s a guess. I never learned this but i think it goes by dividing.
The Math is easy all you got to do is subtract first she had 25.00 then 8.37
25.00
_ 8.37
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16.63
Your answer would be 16.63
Direct variation can be written as a proportion. Therefore, we can write:

Cross multiply to get:
4y=40
Divide by 4 on both sides to get that
y=10.
:)
Answer:
1 over 3. of an hour per truck.
Step-by-step explanation:
1/3 x 1 hour = 20 min.
20 min X 24 (each truck) = 480 mins
480 mins / 60 mins = 8 hours
1/3 of an hour per truck.