The post office recorded the weights of packages sent on a particular day and used the results to construct a histogram. Use the histogram to solve the problem. 
0-910-1920-2930-39Weight of Package (pounds)How many packages weighed between 20 and 29 pounds?
A. 7 packages
B. 2 packages
C. 6 packages
D. 11 packages
Answer: B
Mathematics
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A. x = 
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C. x = 
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Mathematics
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Mathematics