MINDBENDER : Steven takes 20 days to write a program, John and Bob takes 10 days each to write a program. How long will it take the three of them to write one program if they work together?
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Work Done By Stephen(x) in one day = 1/20
Work done by John(y) and Bob(z) in one day = 1/10
Total work done by x + y + z in one day = 1/20 + 1/10 = 3/20
Time Taken to complete total work = 20/3 days = 6 days 14 hours 24 minutes Approximately.
Work done by John(y) and Bob(z) in one day = 1/10
Total work done by x + y + z in one day = 1/20 + 1/10 = 3/20
Time Taken to complete total work = 20/3 days = 6 days 14 hours 24 minutes Approximately.
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