# 15. What is the sum of the two largest numbers?

$$\begin{array}{lcl} Five\;numbers\;have\;an\;average\;(arthmetic\;mean)\\ that\;is\;30.\;The\;average\;of\;the\;three\;smallest\\ numbers\;is\;23.\;What\;is\;the\;sum\;of\;the\;two\;largest\\ numbers?\\ \\ (A)\; 62\\ (B)\; 71\\ (C)\; 81\\ (D)\; 93\\ (E)\; 99\\ \end{array}$$