Serenity has some pennies and some nickels. She has no less than 18 coins worth at most $0.66 combined. If Serenity has 12 pennies, determine the maximum number of nickels that she could have.

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Mathematics

26 September, 07:16

Serenity has some pennies and some nickels. She has no less than 18 coins worth at most $0.66 combined. If Serenity has 12 pennies, determine the maximum number of nickels that she could have.

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Maddie · Answer 1

10 nickels

Step-by-step explanation:

If she has a maximum of 66 cents and 12 are pennies than you need to see how many nickels go into 54 cents. You can only get 50 cents with nickels so you will have 10 nickels and 12 pennies for a total of 22 coins and 62 cents.