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Math DS 7.4.1.1

1. Julie surveyed 10 classmates to find the amount of hours each classmate studies a week. The number of hours each classmate studied is shown below. What is the mean number of hours that students in Julie's class studied?

A. 8 hours per week

B.10 hours per week

C.11 hours per week

D. 12 hours per week

2. The table above lists the ages of students in Ms. Kim's college art class. What is the median age of her students?

A. 26

B. 25.5

C. 23.5

D. 21

3. The price of school lunch for Liberty and Highland elementary schools changes depending on what they are serving that day. Above are tables that show prices for school lunch for one school week. How much larger is the range of prices for Liberty Elementary than the range of prices for Highland Elementary?

A. 0 cents (no difference)

B. 15 cents

C. 40 cents

D. 45 cents

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