13r=3/7 what is r?

R=91/3. R=39/7

R=7/39. R= 3/91​

Ineed if you could explain and give me the answer you! this needs done

The graph below represents the number of dolphins in a dolphin sanctuary. select all the key features of this function.

One of every 20 customers reports poor customer service on your company’s customer satisfaction survey. you have just created a new process that should cut the number of poor customer service complaints in half. what percentage of customers would you expect to report poor service after this process is implemented? 1.) 5% 2.) 10% 3.) 2% 4.) 2.5%