Time taken by B to complete the work = 20 – 10 = 10 days Let the total work = 20 units Efficiency of A = 20/20 = 1 units/day Efficiency of B = 20/10 = 2 units/day Required time taken = 0.90 x 20/(1+2) = 6 days
Which state recently introduced ‘pink alarms’ in a government hospital to enhance women’s safety?
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Who was recently honoured with the 'dPal rNgam Duston' award -- the highest civilian honour of Ladakh?
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When will Croatia reintroduce compulsory military service?
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Which of the following countries is a Scandinavian Country which is recently in News due to its announcement to join NATO?
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