Car B is running twice as fast as car A. If car A covers a distance of 90 km in 11/2 hrs, what is the speed of car B?
A. 60 kmph
B. 90 kmph
C. 100 kmph
D. 120 kmph
Answer:D
Car B is running twice as fast as car A. If car A covers a distance of 90 km in 11/2 hrs, what is the speed of car B?
A. 60 kmph B. 90 kmph C. 100 kmph D. 120 kmph