Question 56557
Since the board is cut into two parts:
Part #1 + Part #2 = 28 feet
x+x=28
The ratio is 2:5, so
2x+5x=28
7x=28
x=4
.
Part # 1=2(4)=8ft
Part # 2=5(4)=20ft
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Total length = 28 ft.