Question

Meenu drivers her car for 1 by 2 hours with a constant speed of 66km/hr and then for another 45 minutes with a constant speed of 80km/hr.what is her average speed.please jaldi answer de​

Answer 1

Step-by-step explanation:

time1=3/2x60=1hr and 30min

time 2=45 min average speed=total distance/total time average speed=66×3/2+80x3/4

2-15

=99+60

135

159/135=1.44(approx)

I Hope It Helps!! :)