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. There are currently 73 million cars in a certain country, increasing by 3.8% annually. How many years will it take for this country to have 101 million cars? Round to the nearest year.
A. 7 yr
B. 88 yr
C. 9 yr
D. 4 yr
Answer: C
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Find the volume.Find the volume of the right circular cylinder. Use 3.14 for ? and round to the nearest hundredth, if necessary.
A. 387.79 cm3 B. 3684.005 cm3 C. 775.58 cm3 D. 14,736.02 cm3
Use the rules of exponents to simplify. Write the answer with positive exponents. Assume that all variables represent positive values.(b7/4)4
A. b7/16 B. b7 C. b1/4 D. b11/4
Consider the series 
.
?
Find the radius of convergence of the power series.
?
__________
?
Find the interval of convergence of the power series.
?
__________
What will be an ideal response?
Solve the problem.The ratio of the weight of an object on Earth to an object on Planet X is 3 to 8. If a person weighs 210 pounds on Earth, find his weight on Planet X. Round to the nearest whole number, if necessary.
A. 560 lb B. 9 lb C. 5040 lb D. 79 lb