You purchase a new guitar and take out a loan for $450. you have 18 equal monthly payments of $28 each. what is the simple interest rate for the loan? round to the nearest tenth of a percent, if necessary.

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