The breadth of a rectangle is $$\frac{3}{5}$$ of the length of the rectangle.<br>The ratio of the perimeter of the rectangle to the perimeter of a 14cm square is 10 : 7.<br> The difference between the length and the breadth of the rectangle is <input min="0" type="number" id="imp6pg097q7b_1" class="lineinput" placeholder="?">