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2009 AMC 10A Problems

Revision as of 20:46, 11 February 2009 by Modx07 (talk | contribs) (→‎Problem 2)

Problem 1

One can holds $12$ ounces of soda. What is the minimum number of cans needed to provide a gallon (128 ounces) of soda? $a)\, 7\qquad b)\, 8\qquad c)\, 9\qquad d)\, 10\qquad e)\, 11$ Solution

Problem 2

Four coins are picked out of a piggy bank that contains a collection of pennies, nickels, dimes and quarters. Which of the following could not be the total value of the four coins, in cents?

$a)\, 15\qquad b)\, 25\qquad c)\, 35\qquad d)\, 45\qquad e)\, 55$

Solution

Problem 3

Solution

Problem 4

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Problem 5

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Problem 6

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Problem 7

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Problem 8

Solution

Problem 9

Solution

Problem 10

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Problem 11

Solution

Problem 12

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Problem 13

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Problem 14

Solution

Problem 15

Solution

Problem 16

Solution

Problem 17

Solution

Problem 18

Solution

Problem 19

Solution

Problem 20

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Problem 21

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Problem 22

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Problem 23

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Problem 24

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Problem 25

Solution

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