First, use front-end rounding to round each number and estimate the answer. Then, find the exact answer.Bob's grocery bill was $8.72. He gave the clerk a $20 bill. How much change should he receive?
A. Estimate: $11; exact: $10.28
B. Estimate: $9; exact: $8.72
C. Estimate: $11; exact: $11.28
D. Estimate: $11; exact: $11.27
Answer: C
Mathematics
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Answer the following statement true (T) or false (F)
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Solve the problem.The appliance store where the Scott family shops offers a 6% discount for paying cash. The Scott family received a discount of $52. What was their total bill before the discount?
A. $866.67 B. $312.00 C. $3.12 D. $8.67
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Graph the inequality.y ? - 5x
A. 
B. 
C. 
D. 
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Add or subtract. Then simplify by collecting like radical terms, if possible.-20
- 13
A. -7
B. 8
C. 32
D. -33
Mathematics