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Mathematics 14 Online
OpenStudy (domebotnos):

The manager of a computer help center made a table to track customer calls. The table below shows the number of telephone calls and the duration of the calls in minutes, t.

OpenStudy (domebotnos):

Sorry about it being sideways.

OpenStudy (domebotnos):

What percent of the telephone calls received during this one-day period lasted less than 16 minutes? I know the answer is 94 but how do I work the problem out?

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