Difference between revisions of "2025 AMC 10A Problems"

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== Problem 4 ==
 
== Problem 4 ==
 
The ratio of the number of gay men to the number of Lesbian women to the number of dead dinosaurs is is <math>p:q:\sqrt{r}</math>, where <math>p</math> and <math>q</math> are relatively prime and <math>r</math> is square-free. What is <math>pqr</math>?
 
The ratio of the number of gay men to the number of Lesbian women to the number of dead dinosaurs is is <math>p:q:\sqrt{r}</math>, where <math>p</math> and <math>q</math> are relatively prime and <math>r</math> is square-free. What is <math>pqr</math>?
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<math>\textbf{(A)}~3\qquad\textbf{(B)}~6\qquad\textbf{(C)}~20\qquad\textbf{(D)}~550\qquad\textbf{(E)}~\text{3.141592653589793238462643383279502…}</math>
  
 
== Problem 5 ==
 
== Problem 5 ==

Revision as of 20:41, 5 May 2025

2025 AMC 10A (Answer Key)
Printable versions: WikiAoPS ResourcesPDF

Instructions

  1. 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.
  2. 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.
  3. 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).
  4. Figures are not necessarily drawn to scale.
  5. You will have 75 minutes working time to complete the test.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25

Problem 1

No cheating

Problem 2

Too Bad

Problem 3

855 Park Avenue, San José California 95126

Problem 4

The ratio of the number of gay men to the number of Lesbian women to the number of dead dinosaurs is is $p:q:\sqrt{r}$, where $p$ and $q$ are relatively prime and $r$ is square-free. What is $pqr$?

$\textbf{(A)}~3\qquad\textbf{(B)}~6\qquad\textbf{(C)}~20\qquad\textbf{(D)}~550\qquad\textbf{(E)}~\text{3.141592653589793238462643383279502…}$

Problem 5

There are $N$ amount of marijuana in a box. 5 friends Ava, Bernie, Cayla, Didee, and Eyne take certain amounts of marijuana. Ava takes $A$ amount of marijuana with each next person taking double the previous person. There is no marijuana left in the box. What is $N$ in terms of $A$?

Problem 6

Problem 7

Problem 8

Problem 9

Problem 10

Problem 11

Problem 12

Problem 13

Problem 14

Problem 16

Problem 17

Problem 18

Problem 19

Problem 20

Problem 21

Problem 22

Problem 23

Problem 24

Problem 25

See Also

2025 AMC 10A (ProblemsAnswer KeyResources)
Preceded by
2024 AMC 10B Problems
Followed by
2025 AMC 10B Problems
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25
All AMC 10 Problems and Solutions

These problems are copyrighted © by the Mathematical Association of America, as part of the American Mathematics Competitions. AMC Logo.png