Charles and Dan had an equal number of apples. After Charles sold 180 apples and Dan sold 108 apples, the number of apples Charles had left was 1/5 of the total number of apples both of them had left. How many apples did Dan have at first?

Charles and Dan had an equal number of apples. After Charles sold 180 apples and Dan sold 108 apples, the number of apples Charles had left was 1/5 of the total number of apples both of them had left. How many apples did Dan have at first?

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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