Consider the scenario shown below, with two clients sending to a server. The links attached to clients each have a capacity of R$1=$ R$2=100$ Mbps$.$ The link from the router to the server has a capacity of R$3=10$ Mbps$,$ which is shared evenly between the two sources when they are each sending at their maximum rate. what is the utilization of the R$1$ and R$3$ links