Solve the problem.Mary lives on a corner lot. The neighborhood children have been cutting diagonally across her lawn instead of walking around the yard. If the diagonal distance across the lawn is 
and the longer part of the sidewalk is twice the shorter length, how many feet are the children saving by cutting across the lawn? Round to the nearest foot if necessary.
A. 17 ft
B. 13 ft
C. 10 ft
D. 40 ft
Answer: C
Mathematics
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A. True B. False
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Solve the problem.Which data set given below has the largest standard deviation?
A. {3, 4, 5, 6, 7} B. {1, 1, 5, 9, 9} C. {3, 4, 6, 6, 6} D. {2, 4, 5, 6, 8} E. {3, 3, 5, 7, 7}
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Use the given bond table to find the requested value for Solar Energy bonds maturing in 2019. 
Annual interest
A. $57.50 B. $48.00 C. $5.75 D. $575.00
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Decide whether the expression has been simplified correctly.(4b)9 = 49b9
A. No B. Yes
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