Your local volunteer group is making t-shirts. The shirt printers charge $35 to make the first t-shirt and $11 to make each additional shirt. What is the maximum number of shirts your group can buy for $250? Question 6 options:

17 shirts

15 shirts

19 shirts

20 shirts

18 shirts

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