Estimate the sum as indicated. Then answer the question.Estimate the following sum by first rounding to the nearest ten. Does the estimate give you reason to doubt the stated sum?
A. Estimate: 12,850 ; no
B. Estimate: 12,910 ; yes
C. Estimate: 12,620 ; yes
D. Estimate: 12,820 ; no
Answer: C
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Solve the problem.The local clothing store marks up the price that it pays to the clothing manufacturer by 32%. If the selling price of a pair of jeans is $124, how much did the clothing store pay for the jeans?
A. $163.68 B. $182.35 C. $29.52 D. $93.94
Find the interest rate needed for the sinking fund to reach the required amount. Assume that the compounding period is the same as the payment period.$60,000 to be accumulated in 10 years; annual payments of $3940. Round to the nearest hundredth.
A. 9.11% B. 9.64% C. 9.83% D. 9.05%
Use the given conditions to find an equation in slope-intercept form of each of the nonvertical lines. Write vertical lines in the form x = h.A vertical line through (-4.37, -6.03)
A. y = -6.03 B. x = -6.03 C. x = -4.37 D. y = -4.37
Rotate the axes so that the new equation contains no xy-term. Graph the new equation.x2 + 2xy + y2 - 8x + 8y = 0
A. 
B. 