Susan is making a large batch of salsa.
she can spend no more than
$30
$30
on ingredients. she buys all of the ingredients except for tomatoes for
$6.50
$6.50
. tomatoes cost
$2
$2
per pound.
how many pounds of tomatoes,
x
x
, can she buy?

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