Question

A grand prix racing car has an average lap speed of 180km/h.Each lap is 4.5 km. How many laps will it complete in 1.5 hours​

Answer 1

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Lap speed = 180 km/h

Each lap is about 4.5 km

So, number of laps it will complete in 1.5 hour :

• 
  `(180)/(4.5) * 1.5`

• 
  `(180)/(3)`

• 
  `60 \: \: laps`