20 percent
If you cross multiply 30 w/ 100 and then divide it by 150 you will get 20.
Answer:
29
Step-by-step explanation:
Copy dot flip
7/8 × 8/1 + 22
56/8 + 22
7 + 22
29
Not much can be done without knowing what

is, but at the least we can set up the integral.
First parameterize the pieces of the contour:


where

and

. You have


and so the work is given by the integral


Answer:
D
Step-by-step explanation: