Answer:
By the 3rd hour,jenny must have covered 90kms
Paul covered 30kms after Jenny's 3rd hour and jenny still covered 30kms making a total of 150kms in the opposite direction. Therefore Paul needs not to cover additional hour so the answer =0hour
Step-by-step explanation:
Answer:
$320
Step-by-step explanation:
First, we can find how many cars they washed.
At 8 hours, they washed 32 cars, and since you still have two hours worth of cars to find, you can divide 16 by 2, and you get 8.
So in total, they washed 40 cars.
Now, you can multiply 40 by $8.00, and you get $320.
Answer:
-52
Step-by-step explanation: