Answer:monthly is 598.90 total is 43120
Step-by-step explanation:
31.

32.

33.

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10book=30mins
divide 10
1book=3mins
time=(time to read 1 book) times (number of books)
time to read 1 book=3 mins
15 books
15 books=15 times 3mins
15books=45mins
45 mins
The answer is C. 1,000,000