1. a.
5
2. b.
4.5
3. c.
4
4. d.
6
5. e.
5.5

1. a.
6 km/hr
2. b.
5.5 m/hr
3. c.
6.45 km/hr
4. d.
7 km/hr

# Question: A man can cross 10 miles distance of a river in favor of the stream in 2 hours. He can come back against the stream along the same way in 5 hours. What is the average speed, in miles per hour, for the entire trip?

1. a.
20/7
2. b.
10/7
3. c.
7/10
4. d.
7/20
5. e.
None of these

1. a.
1/2 km/hr
2. b.
1 km/hr
3. c.
2 km/hr
4. d.
1.5 km/hr
5. e.
2.5 km/hr

1. a.
10
2. b.
12
3. c.
6
4. d.
4
5. e.
8

# Question: A certain river has a current of 3 miles per hour. A boat takes twice as long to travel upstream between two points as it does to travel downstream between the same two points. What is the speed of the boat in still water?

1. a.
3 miles per hour
2. b.
6 miles per hour
3. c.
9 miles per hour
4. d.
12 miles per hour
5. e.
The speed cannot be determined from the given information.

1. a.
2 km/hr
2. b.
2.5 km/hr
3. c.
3 km/hr
4. d.
4 km/hr

1. a.
22
2. b.
11
3. c.
6
4. d.
3
5. e.
8

1. a.
6
2. b.
5
3. c.
8
4. d.
13
5. e.
10

1. a.
6 h
2. b.
2 h
3. c.
8 h
4. d.
10 h
5. e.
12 h