# 2024 AMC 8 Answer Key Released

Posted by

From January 18th – 24th, thousands of middle school students participated in this year’s AMC 8 Competition. We were happy to be able to host a group of students for the exam!

Since testing is over, we can now discuss the problems! See below for an answer key for the 2024 questions as well as the concepts tested on each problem.

1
B
arithmetic: calculations and units digits
2
C
arithmetic: fractions and common factors
3
E
geometry: squares and differences of areas
4
E
arithmetic: sum of first n integers, squares, and careful thinking
5
B
arithmetic: sums, products, factors, and logical thinking
6
D
geometry and logic: distances and shortest path is a straight line
7
E
geometry and number sense: areas, remainders, and tilings
8
D
arithmetic: careful thinking and cases
9
E
arithmetic and number sense: ratios and multiples
10
B
arithmetic: calculations and linear growth
11
D
geometry: coordinates, triangles, and area
12
E
arithmetic: word problems and sums
13
B
counting and probability: Catalan numbers, counting, and cases
14
A
arithmetic and logic: shortest paths
15
C
arithmetic and number sense: place values, multiplying by 1001, and careful thinking
16
D
number sense and geometry: divisibility, careful thinking, and areas
17
E
counting and probability: careful thinking, cases, and counting
18
A
geometry: circles, areas, sectors, and areas
19
C
algebra: fractions, ratios, sums, and logical thinking
20
D
geometry: cubes, diagonals, and equilateral triangles
21
E
algebra: word problems and ratios
22
B
geometry: spatial reasoning, circles, rectangles, and areas
23
C
algebra: slopes, lines, counting, and patterns
24
B
geometry: special triangles and overlapping triangles
25
C
counting and probability: probability, cases, and complementary counting

Want full solutions? Dr. Wang reviews all 25 questions in his review video available for purchase by clicking here.

This year’s AMC 8 problems are available on the ZIML site by clicking here (either as a Mock Exam or PDF). While you’re there, check out the Daily Magic Spells and Monthly Contests for extra practice!