Question

0.25km/sec into km/hr explaiiinnnn​

Answer 1

1hr = 3600 s

(1hr =60 min, 1 min = 60 s) {Therefore 1hr = 60×60}

1km is 1km only

therefore, to convert km/s into km/hr

0.25×3600

= 900km/hr

(edit: sorry made mistakes before)