Chapter R.1, Problem 7PE

The profits of a firm are shared by its two partners in the ratio 7:5. If the partner receiving the larger amount of this year's profits receives $98,000, what amount does the other partner receive? (See Example 3 in this section.)

(#7) Can someone help me please, this needs to be simplified

answer the question with an algebraic expression. The perimeter of a rectangle is 50 centimeters. If the rectangle is c centimeters long, how wide is it?