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kvasek [131]
3 years ago
9

A bacteria population starts with 350 bacteria and grows at a rate of r(t) = (450.267)e1.12567t bacteria per hour. how many bact

eria will there be after three hours? (round your answer to the nearest integer.)
Mathematics
1 answer:
mars1129 [50]3 years ago
7 0
Given that the bacteria has been modeled by the function:
r(t)=(450.267)e^(1.12567t)
thus the number of bacteria after 3 hours will be:
r(3)=450.267e^(1.12567×3)
r(3)=13,185.20623
The number of bacteria after 3 hours will be:
13, 185.20623
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Step-by-step explanation:

Paul's car goes 40 kilometers on 7 tanks.

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Fuel efficiency means the distance traveled by the car in one tank.

Therefore, we will reduce the ratio by dividing both sides by 7.

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    \frac{49}{7}           :         \frac{7}{7}

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Therefore, car's fuel efficiency is 7 kilometers in one tank or the ratio between Distance traveled and fuel tanks is 7 : 1.  

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3 years ago
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Step-by-step explanation:

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Step-by-step explanation:

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Which question is a statistical question because it has more than one answer?
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Answers:

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====================================================

Explanation:

Add up all the frequencies in the table to see that there are 120+168+72 = 360 spins total.

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