Mathematics, 28.01.2021 01:00 Dpj21

There are nine official Inauguration Balls on the evening of Inauguration Day. Each ball lasts from 7p. m. to 1 a. m. Let's assume the President would like to attend each ball. Assuming that the President requires
15 minutes of travel time between each ball, what is the average number of minutes he will be able to
spend at each ball if he arrives at the first one at 7 p. m. and leaves the last one at 1 a. m.? Express your
answer to the nearest whole number.

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There are nine official Inauguration Balls on the evening of Inauguration Day. Each ball lasts from...