A car travels 240 km in 3 hours. What is its average speed in km/h for the first 2 hours if it traveled 180 km in that time?

Question:

A car travels 240 km in 3 hours. What is its average speed in km/h for the first 2 hours if it traveled 180 km in that time?

Options:

A) 40 

B) 60 

C) 80 

D) 90

Answer:

D) 90

Solution:

Average speed for first 2 hours = Distance / Time = 180 km / 2 h = 90 km/h.