5 cows or 15 horses can graze a grass field in 8 days . In how many days 8 cows and 11 horses will graze twice of this grass field ?
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5 cow =15 horses
1 cow =3 horses
now ,8 cow =3×8=24 horse
8 cow + 11 horse =24 +11
⇒8 cow + 11 horse=35 horse
15 horse graze the fied in 8 day
1 horses graze the field in (15×8) day
35 horse graze the same field in = 15×8/35=24/7 day
If field is twice=24×2/7= 48/7 days
Answer =48/7 days
1 cow =3 horses
now ,8 cow =3×8=24 horse
8 cow + 11 horse =24 +11
⇒8 cow + 11 horse=35 horse
15 horse graze the fied in 8 day
1 horses graze the field in (15×8) day
35 horse graze the same field in = 15×8/35=24/7 day
If field is twice=24×2/7= 48/7 days
Answer =48/7 days
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