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What is the speed of a cyclist who travels a distance of 72 km in 4 hours?

A18 m/s

B12 m/s

C5 m/s

D4 m/s

Answer:

C. 5 m/s

Read Explanation:

Speed= distance/ time = 72/4 = 18 km/hr = 18 × 5/18 m/s = 5 m/s


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മണിക്കൂറിൽ 40 കിലോമീറ്റർ വേഗതയിൽ നോയിഡയിൽ നിന്ന് കാൺപൂരിലേക്ക് പോകുന്ന ഒരു ബസ്, കാൺപൂരിൽ നിന്ന് നോയിഡയിലേക്ക് മണിക്കൂറിൽ 60 കിലോമീറ്റർ വേഗതയിൽ തിരിച്ച് വരുന്നു. എങ്കിൽ ബസിന്റെ ശരാശരി വേഗത :
A person divides his total journey into three equal parts and decides to travel the three parts with the speeds of 40, x and 15 km/h, respectively. If his average speed during the whole journey is 24 km/h, then find the value of x.
Arun can cover a certain distance between his home and office on cycle moving at a speed of 30km/h. He is late by 10 minutes. However with the speed of 40 km/hr he reached his office 5 minutes earlier. Find the distance between house and office?