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About American College Testing (ACT)

An Overview Of The ACT Exam

The American College Testing (ACT) is a standardized test widely used in admissions to US universities. The ACT comprises four compulsory sections: English, Math, Reading and Science.

The ACT Essay is optional though some top universities consider it essential in your application. The ACT Essay scores are reported separately from the rest of the overall test scores.

Format

Section No. Of Questions Total Time (Min)
English 75 45
Math 60 60
Reading 40 35
Science 40 35
Writing (Essay — Optional) 1 40

What score should I aim for?

The ACT gives you a percentile ranking for your overall composite score as well as for each of the four section scores.

The following table is the most recent data regarding 2023 – 2024 percentile statistics from ACT.org.

Score English Math Reading Science Composite STEM Score
36 100 100 100 100 100 100 36
35 99 99 98 99 99 99 35
34 97 99 96 99 99 99 34
33 95 98 94 97 98 98 33
32 94 97 92 96 97 97 32
31 92 96 90 95 95 96 31
30 91 95 88 94 94 95 30
29 90 94 86 93 92 93 29
28 88 92 84 91 90 91 28
27 87 90 81 89 87 89 27
26 85 87 79 87 85 87 26
25 82 83 76 84 81 83 25
24 79 79 74 80 78 79 24
23 75 75 69 74 74 75 23
22 71 71 64 67 69 70 22
21 66 68 59 62 64 65 21
20 60 65 53 56 59 60 20
19 55 61 48 50 53 54 19
18 51 56 43 44 47 48 18
17 47 50 39 37 41 40 17
16 43 41 34 30 35 32 16
15 38 29 30 24 28 23 15
14 31 17 25 18 22 15 14
13 25 8 19 13 14 8 13
12 20 3 14 9 8 4 12
11 16 2 8 6 3 1 11
10 10 1 4 3 1 1 10
9 5 1 2 1 1 1 9
8 2 1 1 1 1 1 8
7 1 1 1 1 1 1 7
6 1 1 1 1 1 1 6
5 1 1 1 1 1 1 5
4 1 1 1 1 1 1 4
3 1 1 1 1 1 1 3
2 1 1 1 1 1 1 2
1 1 1 1 1 1 1 1

What score do I need?

Here are the average ACT scores of successful applicants to top-tier universities.

Ivy League Universities ACT Score of 25th Percentile ACT Score of 75th Percentile
Yale University 31 35
Harvard College 32 35
Columbia University 32 35
Princeton University 32 35
University of Pennsylvania 31 34
Brown University 31 34
Dartmouth College 30 34
Cornell University 30 34
Top Private Universities ACT Score of 25th Percentile ACT Score of 75th Percentile
California Institute of Technology 34 35
University of Chicago 31 35
Vanderbilt University 32 35
Stanford University 31 35
MIT 33 35
Johns Hopkins University 32 34
Northwestern University 31 34
Carnegie Mellon University 31 34
Top Public Universities ACT Score of 25th Percentile ACT Score of 75th Percentile
Georgia Institute of Technology 31 34
University of Illinois at Urbana-Champaign 27 33
UC, Berkeley 30 34
University of Michigan, Ann-Arbor 29 33
University of Virginia 29 33
UC, Los Angeles 28 33
University of North Carolina, Chapel Hill 27 32

SAT vs ACT

Both the SAT and the ACT are accepted by a majority of universities in the USA. Since there are distinct differences between the two tests, and all Ivy League schools sees them interchangeably, it is recommended that students should take the test they are likely to excel in.

Should you be unable to decide which test might be more suitable for you, a good way to gauge your expertise is to attempt a full length practice test for both.

  SAT ACT
Scoring Composite score of 400–1600 Composite score out of 36 (average of all 4 sections)
Subjects (1) Evidence based Reading and Writing
(2) Math
(1) English
(2) Math
(3) Science Reasoning
(4) Essay (optional)
Dates Offered seven times a year:

  • March
  • May
  • June
  • August
  • October
  • November
  • December
Offered seven times a year:

  • February
  • April
  • June
  • July
  • September
  • October
  • December
Math formulas Contains data analytics Contains Statistics and Probability
Math formulas Geometry & Trigonometry formulas are provided. Formulas are not provided and need to be memorized.
Science section No Yes

Which should I take?

The types of questions in each section of the SAT and the ACT vary. Ultimately, the best way to know which test is a better fit for you is to attempt both.

  SAT ACT
Reading Questions are always in chronological order; a number line is provided. Students should take about 75 seconds per question. Questions are not in chronological order — being able to remember the location of exact details in passages gives you an advantage. You are given approx. 8 minutes per passage.
Writing More focused on questions about writing style, language precision and vocabulary. More focused on grammar, punctuation, sentence structure and big idea questions.
Math Focus on algebra and functions, along with other topics such as geometry, trigonometry, and data analysis. Wider range of Mathematical concepts — such as logarithms, graphs of trigonometry functions, and matrices.
Science No Science section. Scientific data and passages are present in Reading and Writing sections. Familiarity with scientific terms and gathering scientific data from charts and graphs will give you a greater advantage on the ACT.
Essay No longer offered after June 2021. Analyze three perspectives on an issue and present your own.
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