44 cows can graze a feild in 9 days. How many less/more cows will graze the same field in 12 days
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Answer: 11 cows
Step-by-step explanation: 44 cows = 9 days
x cows = 12 days
indirectly proportional
xy = x'y'
44 x 9 = x' x 12
44 x 9 / 12 = x'
x' = 33 cows
so , 44-33 = 11 cows more
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