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ja815792
26.06.2019 •
Mathematics
Abacteria colony on an area of 500 cm2 has a population density of 2,500 bacteria/cm2. find the bacteria population in the area specified. a. 1,250,000 b. 0.2 c. 50,000 d. 5
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Ответ:
Step-by-step explanation:
Given : When students at Luray Middle School were surveyed, 22% said they would like hamburgers at lunch rather than hotdogs.
We know that to convert a percent into a fraction , we need to divide the percent by 100 , we get
Which can be written as :![\dfrac{2\times11}{2\times50}](/tpl/images/0118/0941/30f0c.png)
Cancel out 2 from the numerator and the denominator , we get
Hence, 22% rounded to the nearest compatible fraction![\dfrac{11}{50}](/tpl/images/0118/0941/92858.png)