Assessment items Item 2

The ratio table shows the costs for different amounts of bird seed. Find the unit rate in dollars per pound.
Amount (pounds) 5 10 15 20
Cost (dollars) 11.5 23 34.50 46

The unit rate is $
per pound.

If the ratio of sum of the first m and n terms of an ap is m2 : n2 , show that the ratio of its mth and nth terms is (2m − 1) : (2n − 1).

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

Choose the correct translation for the following statement. it is at most ten. x< 10 x< 10 x> 10 x> 10