Quiz 5

A bicyclist rode from point A to point B in 90 minutes. His return trip along the same route took only 45 minutes. If the distance from A to B is 36 miles, what was the bicyclist’s average speed, in miles per hour, for the entire trip?

• 16

• 24

• 30

• 32

• 36

A plane travelling at 600 miles per hour is heading for Chittagong Airport. At 3:58 p.m., it is 30 miles away from the airport. At what time will it arrive at the airport?

• 3:59 pm

• 4:00 pm

• 4:01 pm

• 4:03 pm

• 4:05 pm

A man can row down a 10-mile stream in 2 hours and can return in upstream in 5 hours. What is his average rate, in miles per hour, for the entire trip?

• 10/7

• 7/2

• 20/6

• 3

• 20/7

Speed of a boat in still water is 9 km/h and the speed of the stream is 1.5 km/h. A man rows to a place at a distance of 105 km and comes back to the starting point. The total time taken by him is:

• 16 hours

• 18 hours

• 20 hours

• 24 hours

• 30 hours

How many seconds will a train 100 meters long take to cross a bridge 150 meters long if the speed of the train is 36 km/h?

• 18

• 22

• 28

• 35

• 25

Anik travels 35 km partly at 4km/h and partly at 5km/h. If he covers the distance at 5 km/h he could cover 2 km more in the same time. The time taken to cover the distance is -

• 4 hr 30 min

• 5 hr 24 min

• 7 hr 24 min

• 9 hr 24 min

• None

Excluding rest stops, it took Rumana a total of 10 hours to hike from the base of a mountain to the top and back down again by the same path. If she averaged 2 kilometers per hour going up and 3 kilometers per hour coming down, how many kilometers was it from the base to the top of the mountain?

• 8

• 10

• 12

• 20

• 24

A car traveled 75% of the way from town A to town B at an average speed of 50 mph. The car travels at an average speed of S mph for the remaining part of the trip. The average speed for the entire trip was 40 mph. What is S?

• 10

• 20

• 25

• 30

• 37.5

Naveed runs 25% faster than Upal and is able to beat him by 8 meters at the end of a race. What is the length of the race in meters?

• 35 m

• 38 m

• 40 m

• 45 m

• 50 m

A train travels at 22 mph, and a car travels at 88 mph. They started from the same point but the train left 3 hours before. How long would it be until the car catches up with the train after the car started its journey?

• 3 hr

• 3.5 hr

• 4 hr

• 5 hr

• 1 hr