Question 129665
6X/(6+X)=33/7 NOW CROSS MULTIPLY.
6X*7=33(6+X)
42X=198+33X
42X-33X=198
9X=198
X=22 HOURS FOR THE SECOND WORKER IF HE WORKS ALONE.
PROOF:
6*22/(6+22)=33/7
132/28=33/7
28*33=132*7
924=924