A class of 20 boys and 15 girls is divided into n Groups so that each group has x boys and y girls find X Y and N
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(20+15)/(x+y)=N
35/(x+y)=N
x+y is a factor of 35 and x>y.
possible cases x+y=5, x+y=7, x+y=35
possible ordered pairs of x,y,N are..
(4,3,5)
(20,15,1)
got it?????
35/(x+y)=N
x+y is a factor of 35 and x>y.
possible cases x+y=5, x+y=7, x+y=35
possible ordered pairs of x,y,N are..
(4,3,5)
(20,15,1)
got it?????
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0
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