A and C can finish 100,000 piece of work in 15 days each. B can do 30% faster than A and B.Approximately how many days would it take to finish million piece of work with all three working simultaneously? Choose the correct choice from the following choices
A) 40	B) 46	C) 51	D) 42	E) 54
since B is 30% faster , thus it will finish130,000 piece of work in 15 days   in 15 days total piece of work finish by all three will be :   100,000+100,000+130,000 = 330,000   in 30 days:   330,000+330,000 = 660,000   in 45 days:   660,000+330,000 = 990,000   now only 10,000 more piece of work are required to finish , which will take 1 day   thus in all 46 days.   Ans:46
<result>B</result>
A and C can finish 100,000 piece of work in 15 days each. B can do 30% faster than A and B.Approximately how many days would it take to finish million piece of work with all three working simultaneously?