Question: Find the single percentage increase or decrease equivalent to (a) a 10% increase followed by a 25% increase (b) a 34% decrease followed by a

Find the single percentage increase or decrease equivalent to
(a) a 10% increase followed by a 25% increase
(b) a 34% decrease followed by a 65% increase
(c) a 25% increase followed by a 25% decrease.
Explain in words why the overall change in part (c) is not 0%.

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