Answer to Question #215844 in Algebra for freebandz

Question #215844

when cost of petrol rises 25%, consumption is reduced by 16%. find % change in expenditure

Expert's answer

When cost of petrol rises by 25%, and consumption is reduced by 16%, then the change in expenditure is:

1.25×0.84 - 1 = 0.05 or +5%.

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