The number of days, d, to build a house is given by 780
d =
W
where w is the number of workers used each day on site.
Bob's company will take 60 days to build the house.
Pat's company will take 39 days to build the house.
Pat's company will have to use more workers each day than Bob's company.
How many more?
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Rachel is studying the population of a particular bird species in a national park. she observes every 10th bird of that species that she can find in the park. her conclusion is that the birds living in the park who belong to that species generally feed on insects. rachel's sample is . based on the sample she picked, rachel's generalization is . reset next