In covering a distance of 90 km, Anirudh takes 8 hours more than Burhan. If Anirudh doubles his speed, then he would take 7 hour less than Burhan. Anirudh's speed is:
A3 km/h
B10 km/h
C11 km/h
D8 km/h
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ഒരു കാര് 3 മണിക്കൂര് കൊണ്ട് 54 കിലോമീറ്റര് ദൂരം സഞ്ചരിക്കുന്നു എങ്കില് കാറിന്റെ വേഗത എത്ര?
30 km/h വേഗതയിൽ സഞ്ചരിക്കുന്ന ഒരു കാർ 6 മണിക്കൂർ കൊണ്ട് എത്ര ദൂരം സഞ്ചരിക്കും ?