Solve the problem.The rate of water usage for a business, in gallons per hour, is given by 
where t is the number of hours since midnight. Find the average rate of water usage over the interval 
A. 3.78 gallons per hour
B. 4.37 gallons per hour
C. 0.37 gallons per hour
D. 3.63 gallons per hour
Answer: D
Mathematics
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Determine whether the graph is connected or disconnected.
A. Disconnected B. Connected
Mathematics
Divide.7.11 ÷ (-9)
A. -7.9 B. -1.79 C. -17.9 D. -0.79
Mathematics
Evaluate the series, if it converges.-11 + 
- 
+ 
+ . . .
A. Does not converge
B. 
C. - 
D. 
Mathematics
Solve the problem.Suppose that P(x) represents the percentage of income spent on food in year x and I(x) represents income in year x. Determine a function F that represents total food expenditures in year x.
A. F(x) = (P ? I)(x)
B. F(x) = (
)(x)
C. F(x) = (P + I)(x)
D. F(x) = (I - P)(x)
Mathematics