First, use front-end rounding to round each number and estimate the answer. Then, find the exact answer.Pat bought a dress originally costing $95.63. When she brought the dress to the counter, the agent told her that it was discounted $9.56. What is the sales price for the dress?
A. Estimate: $90; exact: $76.07
B. Estimate: $10; exact: $9.56
C. Estimate: $90; exact: $86.07
D. Estimate: $90; exact: $85.63
Answer: C
Mathematics
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As part of a study, 800 college football players are randomly chosen and their weights taken. The distribution of the weights is approximately normal. The average weight is 235 pounds and the standard deviation is 25 pounds.Assuming there were no outliers, the range of weights was approximately
A. 100 pounds. B. 400 pounds. C. 150 pounds. D. 200 pounds. E. none of these
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Graph the inequality.y ? 5x 
A. 
B. 
C. 
D. 
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Add.90.12 + 90.22 + 32.052
A. 212.402 B. 212.492 C. 213.392 D. 212.392
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Determine whether the statement is true or false.
< 11
A. True B. False
Mathematics