10
Answer: CSet 2: Percentages (Intermediate)
Explanation
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.✓ Correct
45
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.
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