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Earn 100
Two typists undertake to do a job. The second typist begins working one hour after the first. Three hours after the first typist has begun working, there is still of the work to be done. When the assignment is completed, it turns out that each typist has done half the work. How many hours would it take each one to do the whole job individually?
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Important Questions on Review Tests - Block III
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A car after traveling 18 km from a point A developed some problem in the engine and the speed of its original speed. As a result, the car reached point late. If the engine had developed the same problem after then it would have reached B only 36 minutes late. The original speed of the car (in km per hour) and the distance between the points A and B (in km) are
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and individually can finish a work in and respectively. They started the work together and after completing the work got . when they divide the money among themselves. and will get respectively in)
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Two trains are traveling in opposite direction at uniform speed and per hour respectively, They take seconds to cross each other. If the two trains had traveled in the same direction, then a passenger sitting in the faster moving train would have overtaken the other train in seconds. The length of the trains in metres are
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Assume that an equal number of people are born on each day. Find approximately the percentage of the people whose birthday will fall on February
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A sum of money compounded annually becomes in two years and in three years. The rate of interest per annum is
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Every day Asha's husband meets her at the city railway station at and drives her to their residence. One day she left early from the office and reached the railway station at. She started walking towards her home, met her husband coming from their residence on the way and they reached home 10 minutes earlier than the usual time. For how long did she walk?
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Three machines, and can be used to produce a product. Machine will take hours to produce a million units. Machine is twice as fast as Machine . Machine will take the same amount of time to produce a million units as and running together. How much time will be required to produce a million units if all the three machines are used simultaneously?
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Mr. and Mrs. Shalf travel from City to City and break journey at City in between. Somewhere between City and City , Mrs. Shah asks "How far have we travelled?" Mr.-Shah replies. "Half as far as the distance from here to city ". Somewhere between City and City , exactly from the point where she asked the first question, Mrs. Shah asks "How far do we have to go?" Mr. Shah replies "Half as far as the distance from City to here. The distance between Cities and in. is
