Ben had thrice as much money as Ken. Hamish had $$\frac{5}{12}$$ as much money as Ben. If they had $2520 in total, how much money did each of them have? <hr> Ben had $ <input min="0" type="number" id ="imp5pg060q2_1" class="lineinput" placeholder="?" />,<br> Hamish had $ <input min="0" type="number" id ="imp5pg060q2_2" class="lineinput" placeholder="?" />, and <br> Ken had $ <input min="0" type="number" id ="imp5pg060q2_3" class="lineinput" placeholder="?" />.