Doris has a rectangular fish pond with dimensions of 5 feet by 9 feet. She wants to put grass in a strip of uniform width around the pond. She has enough grass seed for 72 square feet. How wide will the strip be?

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