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 79 million cars in a certain country, increasing by 3.3% annually. How many years will it take for this country to have 96 million cars? Round to the nearest year.
A. 86 yr
B. 5 yr
C. 6 yr
D. 4 yr
Answer: C
Mathematics
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List all the elements of B that belong to the given set.B = {7, 
, -8, 0, 
, - 
, 7.7, 
}Counting numbers
A. 
B. {7, 0}
C. {-8, 0, 7}
D. 
Mathematics
Completely factor the polynomial or state that the polynomial is prime.125 - 8x3
A. (5 - 2x)(25 + 4x2) B. (125 - 2x)(1 + 10x + 4x2) C. (5 + 2x2)(25 - 10x + 4x2) D. (5 - 2x)(25 + 10x + 4x2)
Mathematics
Solve the problem.In Country X, the average hourly wage in dollars from 1945 to 1995 can be modeled by f(x) = 
Use f to estimate the average hourly wages in 1950, 1970, and 1990.
A. $0.76, $3.03, $6.79 B. $3.42, $0.37, $6.79 C. $0.76, $2.32, $6.79
Mathematics
Solve.6x - 9 - x2 < 0
A. (-3, 3) B. (?, 3) C. (3, ?) D. (-?, 3) ? (3, ?)
Mathematics