2 out of 24 as a percentage is 8.33% (F)

A 2/24 is 8.33%, which is an F on the standard grading scale. That is a 0.0 GPA, and you got 22 wrong.

Next grade13 more → D15 out of 24 is 62.5%

With a 5-point curve13.33% → Fif your teacher adds 5 points

To pass (60%)13 more needed15 out of 24 is the passing line

What a 2/24 grade means

2 correct and 22 wrong on a 24-question test.
Each question is worth 4.17%, so every wrong answer costs 4.17 percentage points.
Any score from 0 to 14 out of 24 is an F.
13 more correct (15 out of 24, 62.5%) would make it a D.
It is below a 60% passing score, which needs 15 out of 24: 13 more correct.

Divide the score by the total: 2 ÷ 24 = 0.0833.
Multiply by 100: 0.0833 × 100 = 8.33%.
Find 8.33% on the grading scale: A is 90% and up, B 80%, C 70% and D 60%, so it is an F.

Rounded to a whole number this is 8%, and the letter grade stays the same.

Scale	Cutoffs	Letter
Standard A–F	A 90, B 80, C 70, D 60	F
Plus and minus	A 93, A− 90, B+ 87, B 83, B− 80 …	F
7-point	A 93, B 85, C 77, D 70	F

Which scale applies depends on your school or teacher; the syllabus usually says. The grading scales guide compares them.

Every possible score out of 24, with 2 highlighted. Pick any score to see its page.

Correct	Wrong	Percentage	Grade
24	0	100%	A
23	1	95.8%	A
22	2	91.7%	A
21	3	87.5%	B
20	4	83.3%	B
19	5	79.2%	C
18	6	75%	C
17	7	70.8%	C
16	8	66.7%	D
15	9	62.5%	D
14	10	58.3%	F
13	11	54.2%	F
12	12	50%	F
11	13	45.8%	F
10	14	41.7%	F
9	15	37.5%	F
8	16	33.3%	F
7	17	29.2%	F
6	18	25%	F
5	19	20.8%	F
4	20	16.7%	F
3	21	12.5%	F
2	22	8.3%	F
1	23	4.2%	F
0	24	0%	F

No. Below 60% is an F, a failing grade on the standard US scale.

0.0 on a 4.0 scale, as an F.

With a half point, 2.5 out of 24 is 10.42%: an F on the standard scale and an F with plus and minus grades.

9 at most with a 60% passing score: you need 15 out of 24. With a 70% passing score you need 17 out of 24.