SSC GD Constable 16 Nov 2021 Shift 2 Paper

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Question : 55 of 100
 
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A can do 25 of a work in 6 days and B can do 30% of the same work in 3 days. They worked together for 4 days. The remaining work was completed by C alone in 6 days. B and C together can complete 70% of the original work in :
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