a farmer has enough food to last 8 cows 45 days, he sells 2 cows, how long will the remaining food last?
回答 (3)
2010-06-13 5:10 pm
✔ 最佳答案
8x45/6=60 daysGod bless you.
2010-06-14 12:29 am
8(45)=360/6=60
2010-06-14 12:07 am
8 * 45 / (8 - 2)
= 60
= 60
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