Cows & Grass

Written on 11:11 pm by Vja Students

Grass in lawn grows equally thick and in a uniform rate. It takes 24 days for 70 cows and 60 days for 30 cows to eat the whole of the grass.

How many cows are needed to eat the grass in 96 days?

Answere::20

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5 Comments

  1. Anonymous | 22 October 2007 at 2:14 am

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  2. Anonymous | 22 October 2007 at 2:14 am

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  3. Anonymous | 22 October 2007 at 2:19 am

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  4. Unknown | 22 October 2007 at 4:01 pm

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  5. Unknown | 22 October 2007 at 4:02 pm

    20

     

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