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300 മീ. ദൂരം 20 സെക്കൻഡുകൊണ്ട് യാത്രചെയ്യുന്ന വാഹനത്തിൻറ വേഗം?

A20 km/hr

B38 km/hr

C54 km/hr

D70 km/hr

Answer:

C. 54 km/hr

Read Explanation:

ദൂരം/സമയം = 300/20 = 15m/s km/hr നെ m/s ലേക്ക് മാറ്റാൻ 5/18 കൊണ്ട് ഗുണിക്കുക 15 x 18/5 = 54 km/hr.


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