What is the avearge of ten numbers?

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swerve: Legendary Member; Posts: 2535; Joined: Sun Oct 29, 2017 2:04 pmFollowed by: 6 members

by swerve » Sun Oct 08, 2023 11:40 am

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What is the average of ten numbers?

1. Nine of the numbers sum to $45$

2. One of the numbers is $15$

The OA is E

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Source: Beat The GMAT — Data Sufficiency | Sun Oct 08, 2023 11:40 am

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