Solve the system of equations. If there is no solution to the system, give a reason.4x - 
y = -23x - 
y = - 1
A. (1, -4)
B. (-1, -3)
C. (0, -4)
D. No solution; inconsistent system of equations
Answer: B
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1 days = ___ hours
A. 24 B. 25 C. 1 D. 60
Solve the problem.Bill kept track of the number of hours he spent exercising each week. The results for four months are shown below. Find the mean number of hours Bill spent exercising per week. Round your answer to the nearest tenth of an hour.
A. 7.6 hours B. 8.3 hours C. 8.5 hours D. 8.0 hours
Solve the problem.An estate consisting of a car, a boat, a house, and a collection of rare books must be divided fairly among five heirs. This type of problem is called
A. a discrete fair division problem. B. the method of sealed bids. C. a mixed fair division problem. D. a continuous fair division problem. E. none of these
Perform the indicated operation without the use of a calculator and express each answer in decimal notation.
A. 0.00142857 B. 700 C. 100 D. 0.07