John complete 1/5 part of the whole work in a day while Khan complete 2/4 part of work in a day . find the average of the work done by john and khan in a day ?
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Answered by
4
Answer:
3/9
Step-by-step explanation:
john complete 1/5 parts and khan complete 2/4 parts of the whole work in the day
now=
1/5+2/4=3/9
Answered by
1
fraction of work done by John in whole day=1/5
fraction of work done by khan=2/4
l
LCM of both denominators=20
1/5×4/4=4/20
2/4×5/5=10/20
4/20+10/20=14/20
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