7
Answer: DSet 2: Percentages (Advanced)
Explanation
PROBLEM
A value increased from 50 to 75. What was the percent increase?
A value increased from 50 to 75. What was the percent increase?
A.
55%
B.
100%
C.
45%
D.✓ Correct
50%
Detailed Explanation
Choice D is the best answer. Change = 75 - 50 = 25. Percent = 25/50 times 100 = 50%
Why others are wrong:
A: 55% is incorrect because it does not satisfy the equation.
B: 100% is incorrect because it does not satisfy the equation.
C: 45% is incorrect because it does not satisfy the equation.