Find the slope of the line determined by this pair of points.
?
?
A.
B.
C.
D.
E.
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Answer: A
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Solve the problem.From a point on a river, two boats are driven in opposite directions, one at 8 miles per hour and the other at 9 miles per hour. In how many hours will they be 51 miles apart?
A. 3 hr B. 1 hr C. 5 hr D. 4 hr
Solve the problem. Round dollar amounts to the nearest dollar.SLM Instruments allocates its overhead of $525,760 among its departments by floor space. Find the overhead for each department.DepartmentFloor spaceA31,600 sq ftB11,900 sq ftC24,800 sq ftD30,900 sq ft
A. $167,480 to A $63,070 to B $131,440 to C $163,770 to D B. $31,600 to A $11,900 to B $24,800 to C $30,900 to D C. $170,640 to A $64,260 to B $124,000 to C $166,860 to D D. $63,070 to A $167,480 to B $163,770 to C $131,440 to D
Decide if the answer is reasonable or unreasonable by using front end to estimate the answer. If the exact answer is not reasonable, find the correct answer.800.2 ÷ 19.1 = 41.9
A. Reasonable B. Unreasonable, should be 0.419 C. Unreasonable, should be 419 D. Unreasonable, should be 4.19
Simplify by rationalizing the denominator.
A. 
B. 
C. 
D. 