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 | QuesTions from time and work |
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1. Two pipes A and B fill up a half tank in 1.2 hours . The tank was intially empty. Pipe B was kept open for half the time required by pipe A to fill the tank by itself . Then pipe A was kept open for as much time as was required by the pipe B to fill up 1/3 of the tank by itself . It was found that the tank was 5/6 full . The least time in which any of the pipes can the fill the tank fully is ? 2. It takes six days for three women and two men working together to complete a work. Thre mwn would do the same work five days sooner than nine women . How many times does the output of man exceed that of a women ? 3. Each of A,B and C need a certain unique time to do a certain work . C needs i hour less than A to complete the work . Working together theybneed 30 minutes to complete 50% of the work the work also gets completed if A and B staart working together and A leaves after 1 hour and B works for a further 3 hours How much work does C do per hour ? 4. Two women A and B are working on a design . If B worked alone , she would need 8 hours more to complete the design than if they worked together . Now if A worked alone , it would require 4.5 hours more to complete the design than they both working together . What time it would take A alone to complete the design ? |
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2. man's efficiency is 7 times the woman's efficiency. 4. A would take 10.5 hours to do the work |
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hi tgdel482 tg, There is a correction, man's efficiency will be 6 times of woman's efficiency. |
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hi siddharth, The least time is taken by pipe A and will be equal to 4 hrs. |
| Re: QuesTions from time and work |
| I want solution to the questions and not only answers |
