Q15. Mohan travels from A to B at a rate of 40 km/hr and returns by increasing his speed by 50%. What is the average speed for both the trips?
|A. 45 km/hr||B. 48 km/hr|
|C. 50 km/hr||D. 30 km/hr|
Q16. The speed of a bike increase by 2 km after every 1 hour. If the distance travel in the first hour was 35 km, find the total distance traveled in 12 hours?
|A. 500 km||B. 525 km|
|C. 550 km||D. 552 km|