10

Set 5: Percentages

Explanation

Answer: A

What is 20% of 100?

A.

20

✓ Correct
B.

10

C.

30

D.

40

Detailed Explanation

Choice A is correct. To find a percentage: 1. Convert: 20% = 0.2 Multiply: 0.2 × 100 = 20 Therefore, 20% of 100 is 20.

Key Steps:

The correct answer is 20

Why others are wrong:
B: This would give an incorrect result. Choice B is incorrect and may result from a calculation error.
C: This would give an incorrect result. Choice C is incorrect and may result from a calculation error.
D: This would give an incorrect result. Choice D is incorrect and may result from a calculation error.

🎉 Set Complete!

You've reviewed all explanations. Ready to try another set?

🎯 Keep Practicing!

Master all sections for your best SAT score