44 cows graze a field in 21 days how many cow will graze the same field in 7 days
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this is a case of inverse variation so
by formula inverse variation =x×y=k
=44×21=7×x
so,x=44×21÷7
=132
by formula inverse variation =x×y=k
=44×21=7×x
so,x=44×21÷7
=132
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