2
Answer: DSet 3: Percentages (Advanced)
Explanation
PROBLEM
Recent studies show that a meal costs $50. If you add a 15% tip, what is the total?
A meal costs $50. If you add a 15% tip, what is the total?
A.
62.5
B.
52.5
C.
47.5
D.✓ Correct
57.5
Detailed Explanation
[Variation 1] Choice D is the best answer. Tip = 15% of 50 = 7.5. Total = 50 + 7.5 = $57.5
Why others are wrong:
A: 62.5 is incorrect because it does not satisfy the equation.
B: 52.5 is incorrect because it does not satisfy the equation.
C: 47.5 is incorrect because it does not satisfy the equation.