A violinist practices one hour a day from Monday through Friday. How many hours must she practice on Saturday in order

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swerve: Legendary Member; Posts: 2545; Joined: Sun Oct 29, 2017 2:04 pmFollowed by: 6 members

by swerve » Fri Dec 20, 2024 5:12 am

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A violinist practices one hour a day from Monday through Friday. How many hours must she practice on Saturday in order to have an average (arithmetic mean) of two hours a day for the six-day period?

A. $5$
B. $6$
C. $7$
D. $8$
E. $12$

The OA is C

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Source: Beat The GMAT — Problem Solving | Fri Dec 20, 2024 5:12 am

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