Evaluate.- 
÷ (
)
A. - 
B. - 
C. - 
D. - 
Answer: D
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Solve the differential equation.5y ' = ex/5 + y
A. y = 
B. y = xex/5 + Cex/5
C. y = 
D. y = 
Solve the problem.In the formula N = Iekt, N is the number of items in terms of an initial population I at a given time t and k is a growth constant equal to the percent of growth per unit time. How long will it take for the population of a certain country to triple if its annual growth rate is 5.7%? Round to the nearest year.
A. 19 yr B. 8 yr C. 53 yr D. 1 yr
Solve the problem.A snail travels at 0.8 feet/min for 10 minutes. How far does it travel?
A. 0.8 ft
B. 
ft
C. 10 ft
D. 8 ft
Solve.Mrs. Jones prepared her grocery list at home. Her list contained the following items with their sale prices: cheese - $3.90; 
soda - $5.01; hamburger - $10.90; and gum - $0.90. She bought all of the items at the store except the crackers. How much money did she spend?
A. $21.63 B. $19.71 C. $20.63 D. $20.71