Wednesday

April 1, 2015

April 1, 2015

Posted by **Kam** on Wednesday, November 3, 2010 at 7:07pm.

We are learning about exponents. A type of bacteria reproduces by splitting in two every thirty minutes. How many bacteria will there be after 4 hours if there are 2 bacteria to begin with?

- math -
**Ms. Sue**, Wednesday, November 3, 2010 at 7:13pm2

4

8 = 1st hour

16

32 = 2nd hour

64

128 = 3rd hour

256

512 = 4th hour

- math -
**Kam**, Wednesday, November 3, 2010 at 7:20pmThank you Ms. Sue, I was not sure if it was 256 or 512.

- math -
**Ms. Sue**, Wednesday, November 3, 2010 at 7:22pmYou're welcome, Kam.

**Answer this Question**

**Related Questions**

math - A type of bacteria reproduces by splitting in two every thirty minutes. ...

math - A type of bacteria reproduces by splitting in two every thirty minutes. ...

BIOLOGY - The doubling time of a type of bacteria is 35 minutes. If every ...

biology - The doubling time of a type of bacteria is 35 minutes. If every ...

science - The doubling time of a type of bacteria is 35 minutes. If every ...

Math - In a lab experiment, the count of a bacteria doubles every hour. a)at 1pm...

math - Bladder infections are often caused when the bacteria E. coli reach the ...

algebra - suppose 25 bacteria settle into a cut on.your arem and begin to ...

math - help It is known that a particular bipartition bacterium reproduces every...

math - A type of bacteria doubles in number every 12 hours. After 2 days, there ...