1.

A and B under took to do a work for 4500, Aalone can do it in 8 days and B alone in 12 days.With the help of C they finished the work in 4days. Then C's share of money isA) 2250c) 750B) R 1500D 375

Answer»

A=8b=12a+b+c=4lcm will be =24efficiency: a=3,b=2,a+b+c=6soc=6-2-3=1a:b:c=3:2:1=61/6×4500=750is share of c

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