Greg is filling his swimming pool at a rate of 42 gallons every 3 minutes. What is the constant rate of change in gallons per minute? Fill in the grid on your answer document. Be sure to use the correct place value.

Kelly is a salesperson at a shoe store, where she must sell a pre-set number of pairs of shoes each month. at the end of each work day the number of pairs of shoes that she has left to sell that month is given by the equation s=300-15x , where s is the number of pair of shoes kelly still needs to sell and x is the number of days she has worked that month. what is the meaning of the number 300 in this equation

Which of the following will form the composite function?

Asmall book publisher knows that 26 books weigh 41 lbs. how much do 40 books weigh?