Question

Mr. Gupta reaches his office in 1 hour 30 minutes from home by driving his car at the
average speed of 50km/h. How far is his office from home?

Answer 1

Answer:

75 km

Step-by-step explanation:

distance = speed * time = 50 km/h * 1.5 hrs = 75 km

because 1 hr 30 min = 1.5 hrs

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Answer 2

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Let the distance be x km.

So x/30 = t + 1/6 where t is the scheduled time &

x/40 = t -1/12

Solving for x we get x = 30 km.