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MathNet 2017-part-06 — 176 problems (EN–VI) Question 60

Math Olympiad Vault · MathNet 2017-part-06 — 176 problems (EN–VI)

Question 60

By how many \% does the value of a fraction change if the numerator is increased by $20 \%$ and the denominator is decreased by $20 \%$?

(A) $0 \%$
(B) $20 \%$
(C) $40 \%$
(D) $50 \%$
(E) $60 \%$