Solve the problem.Assume that college graduates and noncollege graduates have children in the same numbers. Suppose also that 70% of the children of college graduates also graduate from college. Of the children of noncollege graduates, 55% will graduate from college. Construct the transition matrix that represents this situation.
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Use the formula for 
to evaluate the expression.
A. 30,240 B. 5 C. 2 D. 252
Mathematics
Solve.The braking distance D in feet required for a car traveling x miles per hour to stop on wet, level pavement can be approximated by 
Calculate the braking distance for 41 miles per hour. If necessary, round the answer to the nearest tenth of a foot.
A. 369 ft B. 4.6 ft C. 186.8 ft D. 1681 ft
Mathematics
The point P on the circle x2 + y2 = r2 that is also on the terminal side of an angle ? in standard position is given. Find the indicated trigonometric function.(-2, 3)Find cot ?.
A. - 
B. 
C. - 
D. - 
Mathematics
Subtract and, if possible, simplify.
a - 
a
A. 
a
B. 
a
C. 
a
D. 
a
Mathematics