10

Set 2: Percentages (Intermediate)

Explanation

Answer: C

PROBLEM

A price of $90 decreases by 50%. What is the new price?

A price of $90 decreases by 50%. What is the new price?

A.

40

B.

35

C.

45

✓ Correct
D.

50

Detailed Explanation

Choice C is the best answer. Decrease = 50% of 90 = 45. New price = 90 - 45 = $45

Why others are wrong:
A: 40 is incorrect because it does not satisfy the equation.
B: 35 is incorrect because it does not satisfy the equation.
D: 50 is incorrect because it does not satisfy the equation.

🎉 Set Complete!

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