Remove parentheses and simplify.-7.7(5r + 5) + 8.6(8r + 5)
A. 30.3r + 4.5
B. 30.3r + 5
C. -2.7r - 2.7
D. -77r
Answer: A
Mathematics
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Find the percent. Round to the nearest tenth of a percent.$615.56 is what percent of $68.97?
A. 892.5% B. 11.2% C. 1.1% D. 8925%
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Solve the problem.A grain dealer sold to one customer 4 bushels of wheat, 6 of corn, and 4 of rye, for $36.20; to another, 6 of wheat, 4 of corn, and 4 of rye, for $36.60; and to a third, 4 of wheat, 4 of corn, and 6 of rye, for $39.20. What was the price per bushel for corn?
A. $3.60 B. $2.10 C. $2.30 D. $2.80
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Graph the function.y = 
A. 
B. 
C. 
D. 
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Perform the indicated operation and express the answer in simplest form.
A. 2 
- 6 
B. 2 
- 12 
- 
- 6 
C. 2 
+ 12 
+ 
+ 6 
D. 2 
- 12 
+ 
- 6 
Mathematics