Mathematics, 19.11.2020 05:20 vincentmoine
MARIA IS GOING FOR A RUN. AFTER 20 MINUTES, SHE HAS
RUN 3 MILES. AFTER 2 HOURS, SHE HAS RUN 14.5 MILES.
WHAT IS MARIA'S SPEED?
Answers: 3
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Amachine part consists of a half sphere and a cylinder, as shown in the figure. the total volume of the part is π cubic inches.
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Set $r$ is a set of rectangles such that (1) only the grid points shown here are used as vertices, (2) all sides are vertical or horizontal and (3) no two rectangles in the set are congruent. if $r$ contains the maximum possible number of rectangles given these conditions, what fraction of the rectangles in set $r$ are squares? express your answer as a common fraction.
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MARIA IS GOING FOR A RUN. AFTER 20 MINUTES, SHE HAS
RUN 3 MILES. AFTER 2 HOURS, SHE HAS RUN 14.5 MI...
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