Question

if a body cover 100m in 15 minutes then find its average speed in km/h

Answer 1

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♤Given-♤

• 100 m = 0.1 km 
• 15 min = 1/4 hr = 0.25 hr

♤Find-♤

• speed??

♤Formula-♤

Speed = distance /time.

♤Solution-♤

• speed (km/hr ) = 0.1 / 0.25

• therefore , speed = 0.4 km/hr .

Answer 2

Answer:

0.4 km/hr

Explanation:

Average Speed = 100m/15min

= (100×60)/(15×1000)

= 0.4 km/hr