Solve the problem.The diagram shows the roads connecting four cities.WXYZHow many ways are there to travel between cities W and Y by passing through exactly two cities? (Hint: Write a matrix, A, to represent the number of routes between each pair of cities without passing through another city. Then calculate A2 and A3).

A. 16
B. 14
C. 15
D. 13


Answer: A

Mathematics

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Estimate the percentage.10% of 97,600 

A. 976 B. 9,760 C. 1,952 D. 97,600 E. 4,880

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Find the slowest growing and the fastest growing functions as y = 3x10y = exy = ex-4y = xex

A. Slowest: y = xex Fastest: y = ex B. Slowest: y = 3x10 Fastest: y = xex C. Slowest: y = 3x10 Fastest: y = ex and y = ex-4 grow at the same rate. D. Slowest: y = ex-4 Fastest: y = xex

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Solve the problem.Refer to the following preference schedule. If the plurality method is used to determine the winner, is Fairness Criterion 2 satisfied?

A. Yes B. No

Mathematics

Solve the problem.The function A described by A(s) = s2   gives the area of an equilateral triangle with side s. Find the area when a side measures 8 cm. Express your answer in radical form.

A. 48 cm2
B. 16 cm2
C. 2 cm2
D. 4 cm2

Mathematics