Lisa and Tracy are at a restaurant having lunch. Lisa's lunch costs $5.99 and Tracy's lunch costs $6.99. If they leave a 15% tip, and the
sales tax on the food is 7%, what is the total cost of the meal with tax
and tip?

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