Answer:
$21.95 per hour
Step-by-step explanation:
To find the cost per hour, we take the total cost and divide by the number of hours
$153.65/ 7 hours
$21.95 per hour
Answer:

The expression (3n-2)(4n+1) can be factored with the Distributive Property. It cannot be factored with a Least Common Multiple (LCM), for instance, because the terms within each set of parentheses are completely simplified.
Step-by-step explanation:
Part I
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Good luck to you!
# 12 should be the last one
Πr^2(h)
π(1.2)^2)(4)=18.1 ft^3
22*18.1=398.2
Answer: $4 per hour
Step-by-step explanation: