CEMC Euclid, 2004

Algebra Difficulty 3.0 AMC 10/12 Prove it Canada

Lori has a loonie, three quarters, three dimes, three nickels, and five pennies. She wishes to purchase a toy helicopter for exactly $1.34. What is the maximum number of coins that she can use to make the purchase? (In Canada, a loonie is worth $1.00, a quarter is worth $0.25, a dime is worth $0.10, a nickel is worth $0.05, and a penny is worth $0.01.)

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