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A rope is cut into three pieces P,Q and R. The lengths of the pieces are in the ratio 3:5:7 . If the rope is 33 feet 9 inches long, find the lengths of P,Q and R

Respuesta :

33*12=396
396+9=405
3+5+7=15
405/15=27
P= 27*3=81
Q=27*5=135
R=27*7=189

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