Solve the problem. Round to the nearest dollar or tenth of a percent when necessary.An office supply store sells a computer disk for $80.95. If the cost is $59.63, find the percent of markup on cost and the equivalent percent of markup on selling price.
A. 73.7%, 26.3%
B. 35.8%, 73.7%
C. 35.8%, 26.3%
D. 73.7%, 135.8%
Answer: C
Mathematics
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Factor out the greatest common factor.20m9 + 6m6 + 18m4
A. 2m4(10m5 + 3m2 + 9) B. m4(20m5 + 6m2 + 18) C. 2(10m9 + 3m6 + 9m4) D. No common factor
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Factor completely, or state that the polynomial is prime.x3 + 1000
A. (x - 1000)(x2 - 1) B. (x + 10)(x2 - 10x + 100) C. (x - 10)(x2 + 10x + 100) D. (x + 10)(x2 + 100)
Mathematics
Simplify.If P(x) = x2 - 4x - 5, find P(-5).
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Mathematics