** Question No : 8**

A man can row upstream at 8 kmph and downstream at 13 kmph. The speed of the stream is:

2.5 km/hr

4.2 km/hr

5 km/hr

10.5 km/hr

** Question No : 9**

A man can row downstream 32 km and upstream 14 km. If he takes 6 hr to cover each distance , then the velocity(in kmph) of the current is:

$\frac{1}{2}$

1

$\frac{3}{2}$

2

** Question No : 10**

A boat running downstream covers a distance of 16 km in 2 hrs while for covering the same distance upstream , it takes 4 hrs. What is the sped of the boat in still water:

4 km/hr

6 km/hr

8 km/hr

Data inadequate

** Question No : 11**

A boat man goes 2 km against the current of the stream in 1 hr and goes 1 km along the current in 10 minites. How long will it take to go 5 km in stationary water?

40 minutes

1 hours

1 hr 15 min

1 hr 30 min

** Question No : 12**

A man can row three-quarters of a kilometre against the stream in 11$\frac{1}{4}$ min. The speed (in km/hr) of the man in still water is:

2

3

4

5

** Question No : 13**

A man takes twice as long to row a distance against the stream as to row the same distance in favour of the stream. The ratio of the speed of the boat (in still water) and the stream is:

2:1

3:1

3:2

4:3

** Question No : 14**

A boat running upstream takes 8 hrs 48 min to cover a certain distance , while it take 4 hrs to cover the same distance running downstream. What is the ratio between the speed of the boat and speed of the water current respectively?

2:1

3:2

8:3

None of these

Wanna test your skill? Here are some exams we prepared for you. So if you need to test your skill just attempt any exam from bellow.

Exam Name | No. Of Q | Attempted | Link |

Aptitude set 1 | 30 | 7273 | Start |

Aptitude set 2 | 30 | 2598 | Start |

Aptitude set 3 | 30 | 2360 | Start |

Aptitude set 4 | 30 | 2269 | Start |

Aptitude set 5 | 30 | 2104 | Start |

Aptitude set 6 | 30 | 2156 | Start |

Aptitude set 7 | 30 | 2028 | Start |

Aptitude set 8 | 30 | 2132 | Start |

Aptitude set 9 | 30 | 2010 | Start |

Aptitude set 10 | 30 | 2131 | Start |

Aptitude set 11 | 30 | 2080 | Start |

Aptitude set 12 | 30 | 2149 | Start |