Please help. Will mark Brainliest to whoever gets it right! :)

Step-by-step explanation:

To answer the question we must find the Time of B.

This should be easy considering the fact that we have are given the Distance and the Speed.

= T

= 1.5 hours or 1 hour and 30 minutes

Now, we know both routes that the same amount of time.

Now we know both routes take 1 hour and 30 minutes

Now we divide 90 by 1.5 to get our Speed for A

= 60km/hr

what is the starting amount? the question is not clear sorry.

step-by-step explanation: