Question

A train is running at a speed of 300km/hr. How long will it take to cover 90kms?

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Answer 1

Answer:

18 minutes

Explanation:

1 hour=60 minutes.

so,300 km=60 minutes

90 km = ? minutes

60

----- × 90

300

Now, 60×90 =540

-------------

300×1 =300

When you remove 00 of 300 ans will 1.

And when 0 of 90 ans will 3.

Also remove 0 of 60.

Now,6 × 3. = 18

----------

1 × 1. = 1.

Ans:-- 18 minutes