starbutterfly1550
starbutterfly1550 starbutterfly1550
  • 04-01-2019
  • Mathematics
contestada

The number of fish in a lake deceased by 25% between last year and this year.Last year there were 60 fish in the lake. What is the population this year?

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richjessica2002
richjessica2002 richjessica2002
  • 04-01-2019
45 fish

explination. 25% of 60= 15
60-15=45
Answer Link
musiclover10045
musiclover10045 musiclover10045
  • 04-01-2019

The population decreased by 25% which means there is 75% of the population left ( 100% - 25% = 75%)


Multiply last years population by 75%:

60 x 0.75 = 45 fish this year.

Answer Link

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