Eric is participating in a 4-day cross-country biking challenge. He biked for 63, 56, and 60 miles on the first three days. How many miles does he need to bike on the last day so that his average (mean) is 60 miles per day? miles X

Eric is participating in a 4-day cross-country biking challenge. He biked for 63, 56, and 60 miles on the first three days. How many miles does he need to bike on the last day so that his average (mean) is 60 miles per day? miles X

Holt Mcdougal Larson Pre-algebra: Student Edition 2012

1st Edition

ISBN:9780547587776

Author:HOLT MCDOUGAL

Publisher:HOLT MCDOUGAL

Chapter11: Data Analysis And Probability

Section11.4: Collecting Data

Problem 3E

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Eric is participating in a 4-day cross-country biking challenge. He biked for 63, 56, and 60 miles on the first three days. How many miles does he need to bike
on the last day so that his average (mean) is 60 miles per day?
miles
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