A tank contains 200 liters of fluid in which 30 grams of salt is dissolved. Brine containing 1 gram of salt per liter is then pumped into the tank at a rate of 4 L/min; the well-mixed solution is pumped out at a rate of 6 L/min. Write a differential equation to model this problem. Do not solve.

What is the slope simplify your answer and write it as a proper fraction, improper fraction, or integer

Terri makes a quilt using three sizes of fabric squares the side lenght of each fabric square is the square root of the area

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?