Maths Olympiad Prep

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, 2005

Algebra Difficulty 3.0 AMC 10/12 Find the answer Canada

A purse contains a collection of quarters, dimes, nickels, and pennies. The average value of the coins in the purse is 1717 cents. If a penny is removed from the purse, the average value of the coins becomes 1818 cents. How many nickels are in the purse?

(A) 22 (B) 55 (C) 00 (D) 11 (E) 88

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Source: CEMC, University of Waterloo, licensed CC-BY-NC-4.0. Statement reproduced verbatim; metadata (topic, difficulty) added by this project. Solutions are the publisher's, linked not copied.