A policeman follows a thief, who is 150 metres ahead of him., and they run at the speed of 6 km/h and 5 km/h, respectively.What distance does the policeman cover to catch up with the thief?
A880 metres
B870 metres
C890 metres
D900 metres
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A person has to cover a distance of 8 km in 1 hour. If he covers one-fourth of the distance in one-third of the total time, then what should his speed (in km/h) be to cover the remaining distance in the remaining time so that the person reaches the destination exactly on time?
നീലിമ സഞ്ചരിച്ച തീവണ്ടി 2 മണിക്കൂർ 30 മിനിട്ട് കൊണ്ട് 300 കി. മീ. ഓടിയാണ് കോഴിക്കോട് എത്തിയത്. തീവണ്ടിയുടെ ശരാശരി വേഗം എത്ര ? (മണിക്കൂറിൽ)
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