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4 8 5 8 4 3 6 9 8 9 8 8 8 6 5 4 4 3 9 8 6 5 4 4 3 Difference of the sum of even numbers and odd numbers = (8 + 6 + 4 + 4) - (9 + 5 + 3) = 22 – 17 = 5.
The length of a rectangle is 10 cm more than its width. If the perimeter of the rectangle is 40 cm, find the area of the rectangle.