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A and B can do a piece of work in 24 and 30 days respectively. Both started the work and worked for 6 days. Then B leaves the work and C joins and the remaining work is completed by A and C together in 11 days. Find the days in which C alone can do the work
80
100
120
130
WORK EFFICENCY LCM A = 24 5 120 B = 30 4
B = 6*4 = 24 A = 6*5 = 30 REMAING WORK= 120-54 = 66 A+C = 11 DAYS 66/11 = 6 A EFFICENCY = 5 C EFFICENCY = 1 C WORK = 120 DAY
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