30,000
there were 10 more animals in his cattle?
6. Two persons could fit new windows in a house in 3 days.
(ii) How many persons would be needed to fit the windows in one day?
5. A farmer has enough food to feed 20 animals in his cattle for 6 days. How long would the food last if
(i) One of the persons fell ill before the work started. How long would the job take now?
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Answer:
person fits windows in 3 days=2
person fits window in 1 days=1