The time taken to travel a certain distance is inversely proportional to the constant speed of a traveler .a)Form a classic dimension less equation relating time to speed​

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?

Answer asap evaluate 4-0.25g+0.5h4−0.25g+0.5h when g=10g=10 and h=5h=5.

Use the quadratic function to predict f(x) if x equals 8. f(x) = 25x2 − 28x + 585