# Speed and Time [NRA CGL (National Recruitment Agency-Combined Graduate Level) Mathematics]: Questions 1 - 5 of 9

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## Question number: 1

» Speed and Time

### Question

A boat goes 15 km downstream and comes back to the starting point in 5 hours. If the speed of the current is 5 km/hr, then the speed (in km/hr) of the boat in still water is

### Choices

Choice (4) | Response | |
---|---|---|

a. | 8 | |

b. | 9 | |

c. | 12 | |

d. | 6 |

## Question number: 2

» Speed and Time

### Question

A boat goes 12 km downstream and comes back to the starting point in 4 hours. If the speed of the current is 4 km/hr, then the speed (in km/hr) of the boat in still water is

### Choices

Choice (4) | Response | |
---|---|---|

a. | 8 | |

b. | 16 | |

c. | 2 | |

d. | 18 |

## Question number: 3

» Speed and Time

### Question

A man can row at 15 km/hr in still water. If the velocity of current is 6 km/hr and it takes him 2 hour to row to a place and come back, how far is the place?

### Choices

Choice (4) | Response | |
---|---|---|

a. | 20 km | |

b. | 15 km | |

c. | 12.6 km | |

d. | 13 km |

## Question number: 4

» Speed and Time

### Question

A man can row at 5 km/hr in still water. If the velocity of current is 3 km/hr and it takes him 2 hour to row to a place and come back, how far is the place?

### Choices

Choice (4) | Response | |
---|---|---|

a. | 3.6 km | |

b. | 6.4 km | |

c. | 3.2 km | |

d. | 4.5 km |

## Question number: 5

» Speed and Time

### Question

A man can row at 8 km/hr in still water. If the velocity of current is 4 km/hr and it takes him 1 hour to row to a place and come back, how far is the place?

### Choices

Choice (4) | Response | |
---|---|---|

a. | 5 km | |

b. | 3 km | |

c. | 2 km | |

d. | 6 km |