The school principal wants to determine what is the students favorite mean in the cafeteria. He surveys 100 of the schools 350 students. What is the population of this study? What is the sample?

If a || b and b | y, then ? a) x || y. b) x | a. c) a | y. d) a || y.

Samantha is growing a garden in her back yard. she spend $90 setting up the garden bed and buying the proper garden supplies. in addition, each seed she plants cost $0.25. a. write the function f(x) that represents samantha's total cost on her garden. b. explain what x represents. c. explain what f(x) represents. d. if samantha plants 55 seeds, how much did she spend in total?

Mat bought a phone for $100. he has to pay $30 per mouth. if he has paid $640 in total, how many mouth has he had the phone?