**Question 26.** A person crosses a 500 m long bridge in 2 minutes. What is his speed in meters per second?

- (a) 3.12
- (b) 4.167
- (c) 4.443
- (d) 5.215

**Question 27.**A train traveling at a speed of 90 kmph crosses a platform in 36 seconds. If the length of the platform is 300 meters, what is the length of the train?

- (a) 400 meters
- (b) 210 meters
- (c) 600 meters
- (d)550 meters

**Question 28.** A car travels a distance of 480 km in 6 hours. If it covers half the distance at a speed of 60 kmph and the other half at a speed of 80 kmph, what is the average speed of the car for the entire journey?

- (a) 50 km/h
- (b) 45 km/h
- (c) 68.57 km/h
- (d) 35.35 km/h

**Question 29.** A bus covers a certain distance at a speed of 72 kmph in 6 hours. How long will it take to cover the same distance at a speed of 60 kmph?

- (a) 40 km/h.
- (b) 50 km/h.
- (c) 60 km/h.
- (d) 70 km/h.

**Question 30.** A person walks at a speed of 6 kmph for the first 2 hours, 8 kmph for the next 3 hours, and 10 kmph for the remaining distance. If the total distance covered is 80 km, how long does the person take to complete the journey?

- (a)8.3 hours
- (b)7.5 hours
- (c)8.5 hours
- (d) 9.4 hours