Solve the problem.
The graph of y = f(x) depicts the amount of cash y in dollars that a bank teller has at his station after x minutes. (i) When did the largest withdrawal occur? (ii) How much was it?
A. After 137.5 minutes; $150
B. After 62.5 minutes; $250
C. After 25 minutes; $150
D. After 137.5 minutes; $250
Answer: D
Mathematics
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Mathematics
Solve the problem.The square photo is x inches by x inches and is bordered by a matting that is 1 inch wide. Write the polynomial that calculates the area of the entire framed picture.
A. (2x + 1) in.2 B. (x2 + 2x + 1) in.2 C. (x2 + 1) in.2 D. (x2 + 2x) in.2
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Convert to a decimal. Round to the thousandths if necessary.
A. 9.87 B. 0.099 C. 0.987 D. 1.013
Mathematics
Solve the problem.Suppose that the sample space is S = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10} and that outcomes are equally likely. Compute the probability of the event E: "a number divisible by 3".
A. 3
B.
C.
D.
Mathematics