Solve the percent of change problem.Because of budget cutbacks, MaryAnn was required to take a 13% pay cut. If she earned $24,000 before the pay cut, find her salary after the pay cut.
A. $23,968.80
B. $20,880
C. $23,688
D. $2088
Answer: B
Mathematics
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Solve the problem.dy/dt = ky + f(t) is a population model where y is the population at time t and f(t) is some function to describe the net effect on the population. Assume k = 0.02 and 
when t = 0. Solve the differential equation of y when f(t) = -18t.
A. y = -900t + 45,000 - 35,000e-0.02t B. y = 900t + 45,000 - 35,000e0.02t C. y = -900t - 45,000 - 35,000e0.02t D. y = 900t + 45,000 - 35,000e-0.02t
Mathematics
Determine whether the pair of vectors is orthogonal.
, 
A. Yes B. No
Mathematics
Subtract.67,781 - 13,874
A. 55,307 B. 53,907 C. 53,807 D. 54,307
Mathematics
Solve the compound inequality. Express the solution using interval notation. Graph the solution set.0 ? 
< 3
A. 
B. 
C. 
D. 
Mathematics