A Bacterial Culture Grows According to the Formula $P = P _ { \mathrm { o } } a ^ { t }$

question 71

Multiple Choice

A bacterial culture grows according to the formula $P = P _ { \mathrm { o } } a ^ { t }$ . If it takes 8 days for the culture to triple in size, how long will it take to double in size?

• A) \(\quad 4.8\) days
• B) \(\quad - 1.1\) days
• C) none of these
• D) \(\quad 1.9\) days
• E) \(\quad 0.2\) days

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