Home
Class 10
MATHS
A sailor goes 8 km downstream in 40 m...

A sailor goes 8 km downstream in 40 minutes and returns in 1 hours. Determine the speed of the sailor in still water and the speed of the current.

Text Solution

Verified by Experts

The correct Answer is:
Speed of sailor = 10 km/hr, Speed of current = 2 km/hr
Promotional Banner

Topper's Solved these Questions

  • LINEAR EQUATIONS IN TWO VARIABLES

    NAGEEN PRAKASHAN|Exercise Revision Exercise Very Short Answer Questions|9 Videos

  • LINEAR EQUATIONS IN TWO VARIABLES

    NAGEEN PRAKASHAN|Exercise Revision Exercise Short Answer Questions|10 Videos

  • LINEAR EQUATIONS IN TWO VARIABLES

    NAGEEN PRAKASHAN|Exercise Exercise 3d|35 Videos

  • INTRODUCTION TO TRIGONOMETRY

    NAGEEN PRAKASHAN|Exercise Revision Exercise Long Answer Questions|5 Videos

  • POLYNOMIALS

    NAGEEN PRAKASHAN|Exercise Revision Exercise Long Answer Questions|4 Videos

Similar Questions

Explore conceptually related problems

A sailor goes 8km downstream in 40 minutes and returns in 1 hours.Determine the speed of the sailor in still water and the speed of the current.

Ritu can row downstream 20km in 2 hours, and upstream 4km in 2 hours.Find her speed of rowing in still water and the speed of the current.

A man can row 40km upstream and 5km downstream in 13 hours.Also he can row 30km upstream and 44km downstream in 10 hours.Find the speed of the man in still water and the speed of the current.

A motorboat takes 6 hours to cover 100km downstream and 30km upstream.If the boat goes 75km downstream and returns back to the starting point in 8 hours,find the speed of the boat in still water and the speed of the stream.

A boat goes 20 km downstream in 1 h and the same distance upstream in 2h. The speed of the boat in still water is-

NAGEEN PRAKASHAN-LINEAR EQUATIONS IN TWO VARIABLES -Exercise 3e
  1. The boat goes 25 km upstream and 33 km downstream in 8 hours. It can a...

    Text Solution

    |

  2. A boat travels for 7 hours. If it travels 4 hours downstream and 3 hou...

    Text Solution

    |

  3. A sailor goes 8 km downstream in 40 minutes and returns in 1 hours....

    Text Solution

    |

  4. Anshula walks 35 km partly at the rate 4 km/hour and Partly at 5 km/ho...

    Text Solution

    |

  5. A bucket when filled (5)/(7) with water weights 12 kg and filled (3)/(...

    Text Solution

    |

  6. Acids with 25% and 40% concentrations are mixed to get 60 litres of 30...

    Text Solution

    |

  7. A person, invested some amount at the rate of 12% simple interest and ...

    Text Solution

    |

  8. rates?43. A milkman buys 15 litres milk partly at the rate of 12 per l...

    Text Solution

    |

  9. Ved travels 600 km to his home partly by train and partly by car. H...

    Text Solution

    |

  10. Students of a class are preparing for a drill and are made to stand...

    Text Solution

    |

  11. A part of monthly hostel charges is fixed and the remaining depends on...

    Text Solution

    |

  12. The ratio of incomes of A and B is 9 : 7 and the ratio of their expend...

    Text Solution

    |

  13. Mr. Mohit has decided to walk on a treadmill for a fixed distance. Fir...

    Text Solution

    |

  14. It takes 12 hours to fill a swimming pool using two pipes . If the pip...

    Text Solution

    |

  15. A number consists of three digits whose sum is 17. The middle one exce...

    Text Solution

    |

  16. In an examination, the number of those that passed and the number of t...

    Text Solution

    |

  17. Ratio between the girls one long 11 class of 40 students is 2:3 five, ...

    Text Solution

    |

  18. A certain amount is charged for 1 km for a scooter fare and lesser amo...

    Text Solution

    |

  19. If 3 taps are open together, a cistern is filled in 3 hrs. One of the ...

    Text Solution

    |

  20. When the numerator of a fraction is increased by 4, the fraction incre...

    Text Solution

    |