Question

an express train runs at 90 km/h .How far does it go in 12 second

Answer 1

converting into m/sec

$90 \times \frac{1000}{60 \times 60} = 25$

hence 25m in a sec

thus 300 m in 12 sec

Ans = 300 m

hope you got it :)

Answer 2

Answer:

Ans is 300m Plz mark me as brainlist