A farmer feeds every two cows on 480 Kg of hay for four days.The farmer has 20,160Kg of hay which is just enough to feed his cows for 6 weeks.Find the number of cows in the farm.

Class: Form 1

Subject: Mathematics

Topic: Rates, Ratios, Proportions and Percentages

Lesson Summary

A farmer feeds every two cows on 480 Kg of hay for four days.The farmer has 20,160Kg of hay which is just enough to feed his cows for 6 weeks.Find the number of cows in the farm.



Text Answer


6 weeks = 42 days
For 2 cows
q11942019439.png
480 x 424= 5040

For 42 days,2cows feeds 0n 5040 kg
q11b942019441.png
2 x 201605040=8 cows

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