Question

Distance from A to B = 200 Km, 
Distance from B to C = 300 Km,
Distance from C to D = 540 Km
The speed from B to C is 50% more than A to B. The speed from C to D is 50%
more than B to C. If the speed from A to B is 40 Km per hour, find the average
speed from A to D.

Answer 1

Answer:

answer is 65

Step-by-step explanation:

Spred from B to C is 40×1.5= 60, same for C to D 60× 1.5= 90. So average speed = Total distance/ time=1040/16= 65