An athlete runs 200 metres race in 24 seconds. His speed is
A. 20 km/hr B. 24 km/hr
C. 28.5 km/hr D. 30 km/hr

• sped = 200/24 m/sec = (200/24 )*(18/5) = 30 km/hr ... option D
• 12 years agoHelpfull: Yes(3) No(1)
• speed=(200/24)*(18/5)=30km/hr
  so ans is d
• 9 years agoHelpfull: Yes(0) No(0)
• Burn first candle from both end and burn the seond candle from one end.when first candle burn complelety and second half it means 30 mins completed.After that when second candle which is burn half at 30 min burn completly 45 mins time will we known ....
• 8 years agoHelpfull: Yes(0) No(1)
• speed = distance/time
  speed=200/24 = 8.3 m/s
  convert into km/hr =8.3*18/5 = 29.88
  answer is 30 km/hr
• 8 years agoHelpfull: Yes(0) No(1)