Question

if a train run as speed of 45 kilometre per hour.
Find is speed in
at speed find it's speed in metre per second
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Answer 1

Answer:

simply divide 45 by 18 by 5 then the next step is 45 into 5 upon 18 is equal to 12.5 metre per second

Answer 2

Answer:

Speed in m/s = 12.5 m/s

Step-by-step explanation:

Given-

• Speed of train = 45km/hr.

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To find -

• Speed of train in m/s.

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Solution -

$\purple\bigstar$Formulas -

• 1 hour = 60 ×60= 3600 secs
• 1 km = 1000 m.

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$\pink\bigstar$Answer-

$\frac{45}{1} \\ \\ = \frac{45}{1} \times \frac{1000}{3600} \\ \\ = \frac{4500 0}{3600} \\ \\ = \frac{450}{36} \\ \\ = 12.5$

So speed in m/s is 12.5m/s