Question

A man is driving a car at speed 25m/s. calculate the distance covered by it in one hour.​

Answer 1

Answer: 90,000 m = 90 km

Step-by-step explanation:

Given information

Time = 1 hour

Speed = 25 m/s

Given expression deducted from the given information

Distance = speed × time

Convert units of time

1 hour = 60 minutes

1 minute = 60 seconds

1 hour = 60 × 60 = 3600 seconds

Substitute values into the expression

Distance = 25 × 3600

Simplify by multiplication

Distance =
`\boxed{90,000 m=90km}`

Hope this helps!! :)

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Answer 2

6.94 km/hr

Step-by-step explanation:

m/s to km/hr -> Multiply by 18/5

25/(18/5)

=> 25 x 5/18

=> 125/18 km/hr

=> 6.94 km/hr