Hema and Honey can complete a work in 12 days,Honey and Hari in 15 days and Hema and Hari in 20 days.In how many days will they complete the work together?Also find, in how many days will they seperately finish the work?
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Answer:
a= Hema ,b. =honey , c =hari
Step-by-step explanation:
a and b can do a piece of work in =1/12. band c can do a piece of work in 1/15. a and c can do a piece of work in =1/20. a+ b+ c can do a work = 1/12+1/15+1/20
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