Julian received the following marks on his first three math tests: 85%, 94%, and 89%. What mark
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Julian received the following marks on his first three math tests: 85%, 94%, and 89%. What mark must he receive on his fourth test to have an average of exactly 90% on the four tests?
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Related Book For 
Mathematics Of Business And Finance
ISBN: 9781927737545
4th Edition
Authors: Larry Daisley, Thambyrajah Kugathasan, Diane Huysmans
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