Question

distance= 90 km time=1 hour 30 mins speed =? km/h​

Answer 1

$\pink{\textbf{SOLUTION}}$

DISTANCE - 90km

TIME - 1 h 30 min = 1.5 hour

We know, speed = Distance /Time

Speed = 90/1.5 = 60kmph

$\boxed{\boxed{SPEED = 60km/h}}$

Answer 2

distance =90km

time=1h30min

=1.5 hour

speed= distance /time

speed =90/1.5

speed= 60km/h