Arunning tap dispenses 0.15 gallons of water every second. how many pints of water is dispensed after 20 seconds? show your work.

Simplify the given expression leaving the answer in improper fraction form. 2/3+5/6

Iknow the answer but the calculator doesn't seem to give the right one

Fred and gene are hang gliding. fred is 700 feet above the ground and descending at 15 ft/s. gene is decending as shown in the table. interpret the rates of change and initial values of the linear functions in terms of the situations they model. show all work. freds equation is f(x)=-15x+700. ( genes is the table attached)