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vovikov84 [41]
2 years ago
11

Marcus is doing a science experiment in which he measures the rate at which bacteria multiply. Every 15 seconds, the bacteria do

uble in number. If there are 10 bacteria now, how many will there be in 2 minutes
A. 160 bacteria
B. 256 Bacteria
C. 1,280 bacteria
D. 2,560 bacteria
Mathematics
2 answers:
Rzqust [24]2 years ago
5 0

Answer:

Its D

Step-by-step explanation:

Because I had to do it and I got the answer right.

Setler [38]2 years ago
3 0
THE ANSWER IS D
YOU HAVE AT TIME ZERO 10 BACTERIA,
AFTER 15 SEC    YOU HAVE 20 BACT
AFTER 30 SEC THE NUMBER DOUBLES SO YOU HAVE 40 BACT
AFTER 45 SEC YOU YOU HAVE 80
AND SO ON, AFTER 120 SEC YOU HAVE 2560 BACT
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prohojiy [21]

Answer:

672

Step-by-step explanation:

anything lower then 5 or in this case 50 would round down so 649 rounds to 600 anything higher would round up 672 to 709 763 to 800 and 751 to 800

7 0
2 years ago
The probability that Latisha orders french fries at lunch is .32 and the probability that she orders a grilled cheese and fries
EastWind [94]

There is a typo error in the last part of the question. The corrected part is-

"If the probability that she orders just a grilled cheese sandwich is .76, what is the probability that she will order a grilled cheese or fries?"

Answer:

The probability that she will order a grilled cheese sandwich or fries is <u>0.43.</u>

Step-by-step explanation:

Given:

Probability of ordering fries is, P(F)=0.32

Probability of ordering cheese sandwich is, P(S)=0.76

Probability of ordering both sandwich and fries is, P(F\cap S)=0.65

Probability of ordering cheese sandwich or fries is given by the union of both the events 'F' and 'S' given as P(F\cup S).

Now, using addition theorem of probability, we get:

P(F\cup S)=P(F)+P(S)-P(F\cap S)\\P(F\cup S)=0.32+0.76-0.65\\P(F\cup S)=0.43

Therefore, probability of ordering cheese sandwich or fries is 0.43.

8 0
3 years ago
Read the passage below and summarise it in a minimum of 100 words:
muminat

Answer:

Find the summary below.

Step-by-step explanation:

The article compares the standard of healthy living some hundred years ago to what is obtainable in our world today. While the energy gained through food consumption some years ago was just adequate and at the right proportion, what is consumed today, supplies energy that is on an all-time high. This misuse of resources led to the development of sustainable development practices such as planting of trees, exercise routines which are done occasionally.

Another sustainable practice that can be done on a more regular basis is the use of jute or paper bags which are more biodegradable, instead of plastic bags. Finally, the article encourages the adoption of more sustainable practices because they can be more economical compared to the other practices that are presumed to be the status quo.

4 0
3 years ago
Solve on the interval [0,2pi):<br>3 sec x-1 = 2​
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Answer:

0

Step-by-step explanation:

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3 years ago
​Triangle A′B′C′​ is a dilation of ​triangle ABC​ .
Bumek [7]

Answer:

1/2

Step-by-step explanation:

The scale factor is 1/2 because each side length of \triangle{A'B'C'} is 1/2 of the length of the side lengths of \triangle{ABC}.

Hope this helps :)

6 0
2 years ago
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