Decide which is the better buy.Cream Rinse:21 ounces for $1.3910 ounces for $0.75
A. 10-oz size
B. 21-oz size
C. Both cost the same per ounce.
Answer: B
Mathematics
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Rationalize the denominator.
A. -11 - 2
B. 11 + 2
C. 11 - 2
D. 2
- 11
Mathematics
Solve the system of linear equations.
Fill in the blank(s) with the appropriate word(s).
Mathematics
Solve the problem.A music store manager collected data regarding price and quantity demanded of cassette tapes every week for 10 weeks, and found that the exponential function of best fit to the data was 
Express the function of best fit in the form p = p0ekq, and use this expression to predict the quantity demanded if the price is $8.50.
What will be an ideal response?
Mathematics
Divide. Write a mixed numeral for the answer.26
÷ (-24)
A. - 
B. - 1
C. - 640
D. - 1
Mathematics