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a group of students collected old newspapers for a recycling project. the data shows the mass, in kilograms, of old newspapers collected by each student.

23, 35, 87, 64, 101, 90, 45, 76, 105, 60, 55
98, 122, 49, 15, 57, 75, 120, 56, 88, 45, 100.

A.) Find the range of the mass of the newspapers collected.
B.) Find the interquartile range.