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Rates of Exponential Functions: Bacterial Growth

SATMAT-31FEAJ

Two strains of bacteria grow in the same petri dish. If the area of the dish is $80$ ${ cm }^{ 2 }$, approximately how many days will it take for the bacteria to cover the whole surface of the dish?

A

$20\text{ days}$

B

$17\text{ days}$

C

$16\text{ days}$

D

$19\text{ days}$