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Exercises

Page (5 of 10) Exercises:   1    2    3    4    5    6    7    8    9    10  

Exercise 5

Sonya can paint at a rate of

v(t) = 150 – 4t

square feet per hour, where t is the number of hours since she started painting. Can Sonya paint the walls of a 12 foot by 12 foot office with an 8 foot high ceiling in 3 hours?

What about the walls of a 14 foot by 14 foot office with an 8 foot high ceiling?

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