Quote:
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Originally Posted by samy_dg
1. In a 100m race, A can beat B by 25 m and B can beat C by 4m.In the same race, A can beat C by:
Let,
Speed of A=a
Speed of B=b
Speed of C=c
Then (100/a)Xb=100-25=75...........(i)
(100/b)Xc=100-4=96............(ii)
(i)X(ii)....(10000/a)Xc=75X96
So, (100/a)Xc=75X96/100=72=100-28.
So, answer=28m .......(C)
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hey samy shouldn't it be 29 m as (25+4),where does that 1m go?