A marketing company conducted a survey among 10,000 person in Kanpur :


It was observed that some people have more than one bike but from only one company i.e., a particular person can have more than one bike of HeroHonda, but not from bajaj etc. and vice versa. Thus there were total 12,000 bikes with 10,000 persons used for survey. There are only four compaies operating in this market.
If each of Students, Govt. Servants and housewives use a Hero Honda bike (motorcycle), what per cent of the remaining people drive Hero Honda bike ?

Options

A. 0.15
B. 0.25
C. 0.2
D. none of these

Answer

A