Difference between revisions of "2021 AMC 10A Problems"

Revision as of 22:15, 29 December 2020

2021 AMC 10A (Answer Key) Printable versions: Wiki • AoPS Resources • PDF
Instructions This is a 25-question, multiple choice test. Each question is followed by answers marked A, B, C, D and E. Only one of these is correct. You will receive 6 points for each correct answer, 2.5 points for each problem left unanswered if the year is before 2006, 1.5 points for each problem left unanswered if the year is after 2006, and 0 points for each incorrect answer. No aids are permitted other than scratch paper, graph paper, ruler, compass, protractor and erasers (and calculators that are accepted for use on the SAT if before 2006. No problems on the test will require the use of a calculator). Figures are not necessarily drawn to scale. You will have 75 minutes working time to complete the test.
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Problem 1

This is a reminder that the 2021 AMC 10A is an unreleased test. The official examination will be on February 4, 2021. For further information, please visit https://www.maa.org/math-competitions/amc-1012.

Another AoPS user wrote: pls do not spam here

Problem 2

The following problem is not an actual AMC 10 Problem but it is good practice. Gordon Ramsey ate 10 donuts on Monday, 5 donuts on Tuesday, 2.5 donuts on Wednesday, and so on. How many donuts did he eat after 100000000 days? Choose the nearest number.

A) 25 B) 20 C) 15 D) 40 E) 41

Secondary Question: Gordon Ramsey has 100 donuts. There are 25 donuts of each type: Rainbow, Fish, Gold, and Brocolli. What is the probability that he will choose at least 1 of each kind if he were to choose 10 donuts?

Fill in the blank: ________

Problem 3

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Problem 4

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Problem 5

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Problem 6

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Problem 7

Problem 8

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Problem 9

pls do not spam here

Problem 10

pls do not spam here

Problem 11

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Problem 12

pls do not spam here

Problem 13

pls do not spam here

Problem 14

pls do not spam here

Problem 15

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Problem 16

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Problem 17

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Problem 18

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Problem 19

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Problem 20

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Problem 21

pls do not spam here

Problem 22

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Problem 23

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Problem 24

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$\textbf{do}$ $\textbf{not}$ $\textbf{spam}$ $\textbf{here}$

Problem 25

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$\huge{Don't}$ $\huge{spam}$ $\huge{here}$

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 ==Problem 24==
 pls do not spam here
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2021 AMC 10A (Problems • Answer Key • Resources)
Preceded by 2020 AMC 10B Problems	Followed by 2021 AMC 10B Problems
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All AMC 10 Problems and Solutions

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Difference between revisions of "2021 AMC 10A Problems"

Revision as of 22:15, 29 December 2020

Contents

Problem 1

Problem 2

Problem 3

Problem 4

Problem 5

Problem 6

Problem 7

Problem 8

Problem 9

Problem 10

Problem 11

Problem 12

Problem 13

Problem 14

Problem 15

Problem 16

Problem 17

Problem 18

Problem 19

Problem 20

Problem 21

Problem 22

Problem 23

Problem 24

Problem 25

See also