There were 165 donors last year. find the number of donors this year using each of the expressions. do you get the same number with each of the expressions?

Find the sum of the following series. round to the nearest hundredth if necessary.

1-for what value of x is line a parallel to line b 2-for what value of x is line a parallel to line b

Dana wants to identify the favorite professional baseball team of people in her community. she stands outside a local sporting goods store and asks every other person who enters, "what is your favorite professional baseball team? " will the results of her survey be valid? explain.