Time & Work
Are you preparing for campus placements,Banking,SSC, IAS, Insurance,Defence and other competitive exams? Then, make sure to take some time in practicing the Time and Work questions and answer in Quantitative Aptitude. Moreover, only those questions are included that are relevant and likely to be asked in any competitive exam. So, take these questions and answer, brush up your skills and practice to stay fully prepared for any your exam.
Q29.A work is done by three people X, Y and Z. X alone takes 20 hours to complete a single product but Y and Z working together takes 8 hours, for the completion of the same product. If all of them worked together and completed 28 products, then how many hours have they worked?
Q30.18 women work 9 hour per day to complete 30% of the work in 30 day. The rest work is done by 9 women, working 9 hour per day. Then work done in how many days.
Q31.Work done by X in one day is half of the work done by Y in one day. Work done by Y is half of the work done by Z in one day. If Z alone can complete the work in 14 days, in how many days can X, Y and Z together complete the work?
Q32.Two persons of varying skills can do a work in 6 days if they work together. If the first work alone for 4 days and then second work alone for 6 days, they would be left with 1/5 of the whole work. How many days would it take the slower worker to complete the work working alone?
Q33.A project is done by three people X, Y and Z. X alone takes 20 hours to complete a single project but Y and Z working together takes 8 hours, for the completion of the same project. If all of them worked together and completed 28 products, then how many hours have they worked?
Q34.A and B together fill a cistern with water. A pours 4 litres of water every 3 minutes and the B pours 3 litres every 4 minutes. How much time will it take to fill 100 litres of water in the cistern?
Q35.A is 60% more efficient than B. How much time will they, working together, take to complete a job which A alone could have done in 28 days?
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