Use a proportion to solve the problem.Joan can mow a 10-acre field in 5 hours. How long would it take her to mow a 7-acre field?
A. 0.7 hour
B. 3.5 hour(s)
C. 5.5 hours
D. 6.5 hours
Answer: B
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Evaluate using the order of operations.-3.9 - (2.3)2 - (-4.2)
A. -4.99 B. -13.39 C. 2.81 D. 5.59
The demand function for Apex women's boots is
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where p is the wholesale unit price in dollars and x is the quantity demanded daily, in units of a hundred. Find the consumers' surplus if the wholesale price is set at $70/pair. Round the result to the nearest dollar.
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$__________
Fill in the blank(s) with the appropriate word(s).
Solve the problem.Last year, 300 million music CDs were purchased by 112 million households in the United States. On average, how many CDs were purchased in each household?
A. 300 CDs B. 3 CDs C. 2.7 CDs D. 150 CDs
Graph the function.f(x) = 2 - ln(x + 4)
A. 
B. 
C. 
D. 