Geoff charges $23.80 for 4 hours of swimming lessons. Anne charges $17.80 for 5 hours. To the nearest cent, how much more does Geoff charge per hour than Anne?

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?

Factor the following expression completely 6x^11-24x^7

The graph shows the amount of total rainfall at each hour what was the total rainfall amount after three hours