The Revenue from a Manufacturing Process (In Millions of Dollars $R = 400 + 0.07 t$

Multiple Choice

The revenue from a manufacturing process (in millions of dollars per year) is projected to follow the model $R = 400 + 0.07 t$ for 10 years. Over the same period of time, the cost (in millions of dollars per year) is projected to follow the model $C = 60 + 0.5 t ^ { 2 }$ , where t is the time (in years) . Approximate the profit over the 10-year period, beginning with t = 0. Round your answer to two decimal places.

A) $\$ 3236.83$ million
B) $\$ 3378.50$ million
C) $\$ 3153.50$ million
D) $\$ 3235.67$ million
E) $\$ 3385.67$ million