Question

A bus leaves town x at 21.30 and at 0 to 100 the next day . calculate. the time taken for the journey. (b) the average speed of the bus given that the distace from town x too Y is 651 killometer 7th grade question please help full method plzzz plzzz plzz hurry​

Answer 1

Answer:

I HOPE THE ANSWER IS RIGHT

Step-by-step explanation:

Let the distance travelled at 100 km/hr be x km.

Then, distance travelled at 50 km/hr is (170 - x) km.

Given, 100x+50(170−x)=2

⇒100x+2(170−x)=2⇒x+240−2x=200

⇒x=140km.

∴ Distance travelled at 50 km/hr =(170−140)km=30km