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If a certain task is distributed among A,B,C and D in the ratio 2:5:7:9 in 1 day then D performs 1800 task in 1 day. Then how many task is completed for 2day when A and B works? |
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Answer» D=9x =1800 x=200. A and B when combines in 1 day they does = 2x+5x=7x 7*200=1400 For 2 days they complete 1400*2=2800 task. |
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