Translate to an equation. Do not solve.33.7 is what percent of 74?
A. 33.7 × z = 74
B. 33.7 = z × 74%
C. 33.7 = z × 74
D. 33.7% = z × 74
Answer: C
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Make the requested preference schedule.Ten voters are asked to rank 4 brands of cell phones: A, B, C, and D. The ten voters turn in the following ballots showing their preferences in order:Make a preference schedule for these ballots.
A.
B.
C.
D.
Factor completely.64s5 - 25st4
A. 64s(s2 + t2)(s + t)(s - t) B. s(8s2 + 5t2)(8s2 - 5t2) C. (8s2 + 5st2)(8s2 - 5st2) D. s(8s2 + 5t2)(s + t)(s - t)
Translate the phrase to an algebraic expression. Use n for the variable unless otherwise stated.four times the sum of some number and thirteen
A. 4(n - 13) B. 4(n + 13) C. 4n - 13 D. 4n + 13
Solve the problem.The cost function for the manufacture of graphing calculators is given by where x is the number of graphing calculators manufactured. Using the appropriate domain, sketch the graph of the average cost
to manufacture x graphing calculators. Find the absolute minimum on the graph of
. What do the coordinates of the absolute minimum tell us?
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A. The absolute minimum is at (31,622.78, 31.11). This tells us that the average cost of a graphing calculator is minimized at $31.11 per calculator when approximately 31,623 are produced.
B. The absolute minimum is at (34,825.23, 29.32). This tells us that the average cost of a graphing calculator is minimized at $29.32 per calculator when approximately 34,825.23 are produced.
C. The absolute minimum is at (31,622.78, 29.32). This tells us that the average cost of a graphing calculator is minimized at per calculator when approximately 31,623 are produced.
D. There is no absolute maximum.