Answer:
105,000 foot-pounds.
Step-by-step explanation:
Work done = 3500 * 30 foot pounds
It's kinda blurry. I'm sorry!!
Answer:
$10.52
Step-by-step explanation:
(1137.45 x 14.7%) / 12 - (1137.45 x 3.6%) /12 = 10.52
Let N be the number of items sold and p the price.
Since the variation is inverse, then the relation between N and p is:

For N=20000 and p = $9.5, we get the formula:

If p = 8.75, then the number of items sold can be computed using the formula:
Answer is in the file below
tinyurl.com/wpazsebu