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8090 [49]
3 years ago
12

a culture started with 3,000 bacteria. after 8 hours it grew to 3,300 bacteria. predict how many bacteria will present after 12

hours. round your answer to the nearest whole number.
Mathematics
2 answers:
Sloan [31]3 years ago
5 0

Answer:

Step-by-step explanation:

11Alexandr11 [23.1K]3 years ago
3 0
3,300 - 3,000 = 300
In eight hours, 300 bacteria grew.
300 / 8 = 37.5
In every hour, 37.5 bacteria grew.
37.5 x 12 = 450
In twelve hours, 450 bacteria will grow.
3,000 + 450 = 3,450
In total, there will be 3,450 bacteria in twelve hours :)
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