For the given arithmetic series, what is Sn?a1 = 6, d = 11, and n = 44
A. 42,680
B. 10,670
C. 10,676
D. 21,340
Answer: B
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Perform the indicated operation.
- 6
- 6
A. 65
B. 26
C. -65
D. -8
Determine if the two fractions are equivalent.
and 
A. equivalent B. not equivalent
Find an approximation of the area of the region R under the graph of f by computing the Riemann sum of f corresponding to the partition of the interval into the subintervals shown in the accompanying figures. Use the midpoints of the subintervals as the representative points. Round your answer to the nearest hundredth.
?
?
A. 7.92 sq units B. 8.2 sq units C. 8.27 sq units D. 6.85 sq units
Solve the problem.Stephanie receives a salary of $650 per month plus a commission of 5.5% on the first $3,000 of sales, and 7% of all sales over $3,000. Find Stephanie's gross pay for the month if her sales were $10,110.
A. $2797.70 B. $662.70 C. $1522.70 D. $1312.70