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If 8 invididuals in a laboratory populat...

If 8 invididuals in a laboratory population of 80 fruit flies died in a week, then what would be the death rate for population for the said period ?

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Fruitflies in the laboratory =80. Fruitflies died in a week =8 `therefore` Death rate `=("Flies died")/("Total files") = (8)/(80)=0.1` individual / fruitfly / week .
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