Question

A colony of 100 bacteria doubles in size every 60 hours. What will the population be 180 hours from now?

Answer 1

Answer:

600

Step-by-step explanation: $100\times2\times\frac{180}{60}$

Cross out the common factor

$100\times2\times3$

Calculate the product or quotient

$200\times3$
$600\ YOUR\ ANSWER\ which\ can\ also\ be\ written\ as\ 6\times{10}^2$

I hope this helps you

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