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A is 40% more than B. By what percent is B less than A?
A28.57%
B33.33%
C40%
D60%
Answer & Solution
Correct answer: A. 28.57%
1. Let B = 100, then A = 140.
2. B is less than A by (140 − 100) = 40.
3. As a percent of A: 40 / 140 × 100 = 28.57%.
_Source: jkchrome Percentage QB, p.1 — reciprocal % pattern_
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