Solve the problem.A cashier has a total of 120 bills, made up of fives and tens. The total value of the money is $870. How many ten-dollar bills does the cashier have?
A. 27
B. 66
C. 54
D. 81
Answer: C
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Solve the problem.The formula A = -10(log 10 Pi - log 10 Po) gives the power gain (in dB) if Pi is the input and Po is the output. Write the expression on the right side as the logarithm of a single quantity.
A. log 10 (Pi/Po)10 B. log 10 (Pi- Po)-10 C. log 10 (PiPo)-10 D. log 10 (Pi/Po)-10
Determine the quadrant in which the terminal side of angle ? lies.cos ? < 0 and csc ? < 0
A. Quadrant III B. Quadrant IV C. Quadrant II D. Quadrant I
Factor the trinomial.n2 + 4n - 60
A. (n - 60)(n + 1) B. (n - 10)(n - 6) C. (n - 10)(n + 6) D. (n + 10)(n - 6)