2021 AIME II Problems

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2021 AIME II (Answer Key) | AoPS Contest Collections • PDF

Instructions This is a 15-question, 3-hour examination. All answers are integers ranging from to , inclusive. Your score will be the number of correct answers; i.e., there is neither partial credit nor a penalty for wrong answers. No aids other than scratch paper, rulers and compasses are permitted. In particular, graph paper, protractors, calculators and computers are not permitted.

1 • 2 • 3 • 4 • 5 • 6 • 7 • 8 • 9 • 10 • 11 • 12 • 13 • 14 • 15

Problem 1

Yeet

Solution

Problem 2

These problems will not be available until the 2021 AIME II is released on Thursday, March 25, 2021.

Solution

Problem 3

These problems will not be available until the 2021 AIME II is released on Thursday, March 25, 2021.

Solution

Problem 4

These problems will not be available until the 2021 AIME II is released on Thursday, March 25, 2021.

Solution

Problem 5

These problems will not be available until the 2021 AIME II is released on Thursday, March 25, 2021.

Solution

Problem 6

These problems will not be available until the 2021 AIME II is released on Thursday, March 25, 2021.

Solution

Problem 7

These problems will not be available until the 2021 AIME II is released on Thursday, March 25, 2021.

Solution

Problem 8

These problems will not be available until the 2021 AIME II is released on Thursday, March 18, 2021.

Solution

Problem 9

These problems will not be available until the 2021 AIME II is released on Thursday, March 25, 2021.

Solution

Problem 10

These problems will not be available until the 2021 AIME II is released on Thursday, March 25, 2021.

Solution

Problem 11

These problems will not be available until the 2021 AIME II is released on Thursday, March 25, 2021.

Solution

Problem 12

These problems will not be available until the 2021 AIME II is released on Thursday, March 25, 2021.

Solution

Problem 13

These problems will not be available until the 2021 AIME II is released on Thursday, March 25, 2021.

Solution

Problem 14

These problems will not be available until the 2021 AIME II is released on Thursday, March 25, 2021.

Solution

Problem 15

These problems will not be available until the 2021 AIME II is released on Thursday, March 25, 2021.

Solution

See also

• American Invitational Mathematics Examination
• AIME Problems and Solutions
• Mathematics competition resources

These problems are copyrighted © by the Mathematical Association of America.