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4 men & 18 women can do a piece of work in 2.5 days, then in how many days 12 woment can complete the same piece of work ? A. Ratio of efficiency of men to woment is `3:2.` B. 6 men & 6 women can complete the dame work in 4 days.A. Statement A alone is sufficient to answer the question but statement B alone is not sufficient to answer the questions.B. Statement B alone is sufficient to answer the question but statement A alone is not sufficient to answer the question.C. Both the statements taken together are necessary to answer the questions, but neither of the statements alone is sufficient to answer the question.D. Either stetement A or stetement B by itself is sufficient to answer the question. |
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Answer» From A- One man `=3/2` women Total work `=((3)/(2)xx4+18)xx2.5=60` units So, 12 women can complete the work `=60/12=5` days From B `(4m+18w)xxx2.5=(6m+6w)4` `14m=21w` One man `=1.5` woment Total work `=(4xx1.5+18)xx2.5=60` units So, 12 woment can complete the work `60/12=5` days So, Either satemetn A or statement B alone is sufficient to give answer of the question. |
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