Percentage word problems

The present population in a town is 75,000. The population increases by 10% in first year and decreases by 10% in the second year. Find the population after 2 years.
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1 Answer

?????????????????? "presentage" ???????????????????

75,000 up 10%=1.1*75,000=82,500

down 10%...0.9*82,500=74,250
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