Muni takes 8 hours to do a job. Eshwar takes 10 hours to do the same job. How long should it take both of them, working together but indepently, to do the same job?
Muni and Eshwar to do the same job in 8 and 10 hours .So by using the formula i.e xy/x+y = 80/18 = 40/9 =4 4/9
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