Solve the problem.There are 9 members on a board of directors. If they must select a subcommittee of 6 members, how many different subcommittees are possible?
A. 84
B. 720
C. 60,480
D. 531,441
Answer: A
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Solve the problem.A box with no top is to be constructed from a piece of cardboard whose width measures x in. and whose length measures 6 in. more than its width. The box is to be formed by cutting squares that measure 3 in. on each side from the four corners, and then folding up the sides. If the volume of the box will be 273 in.3, what are the dimensions of the piece of cardboard?
A. 25 in. by 19 in. B. 19 in. by 13 in. C. 37 in. by 22 in. D. 28 in. by 22 in.
Graph the function.f(x) = 5 - e-x
A. 
B. 
C. 
D. 
Solve the problem.Benjamin never has more than 21 hours free during the week. He is trying to make a weekly plan for dividing his free time between reading and working out. He wants to spend at least 7 hours per week reading. Write a system of inequalities to describe the situation. Let x represent the number of hours for reading and y represent the number of hours for working out.
A. x + y ? 21 y ? 7 x ? 0 B. x + y ? 21 x ? 7y x ? 0 y ? 0 C. x + y ? 21 x ? 7y x ? 0 y ? 0 D. x + y ? 21 x ? 7 y ? 0
Find the product.0.8% of 5500
A. 440 B. 4 C. 4400 D. 44