Find the sum of the arithmetic series using a formula.6 + 12 + 18 + ... + 396
A. S66 = 13,068
B. S66 = 12,870
C. S66 = 13,266
D. S66 = 13,467
Answer: C
Mathematics
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Add.439 + 4045
A. 4494 B. 4384 C. 3484 D. 4484
Mathematics
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%
Mathematics
Write an equation for the piecewise function.
A. f(x) = 
B. f(x) = 
C. f(x) = 
D. f(x) = 
Mathematics
Identify the base and the exponent. Do not evaluate.1513
A. Base: 15, exponent: 13 B. Base: 13, exponent: 15 C. Base: 13, exponent: 28 D. Base: 28, exponent: 13
Mathematics