Q:

A) 35.55 km/hr | B) 36 km/hr |

C) 71.11 km/hr | D) 71 km/hr |

Answer: C) 71.11 km/hr

Explanation:

Explanation:

Total time taken = (160/64 + 160/8)hrs

= 9/2 hrs.

Average speed = (320 x 2/9) km.hr

= 71.11 km/hr.

Q:

A) 59, 97 | B) 348, 296 |

C) 3025, 4920 | D) 114, 213 |

0
118

Q:

A) 55 km/hr | B) 45 km/hr |

C) 48 km/hr | D) 50 km/hr |

0
120

Q:

A) 275 km | B) 325 km |

C) 300 km | D) 225 km |

0
164

Q:

A) 150/11 | B) 120/7 |

C) 130/11 | D) 150/13 |

2
150

0
137

Q:

A) 17.5 km | B) 24.5 km |

C) 21 km | D) 28 km |

0
306

Q:

A) 1 hour | B) 1 hour 30 minutes |

C) 2 hours 30 minutes | D) 2 hours |

0
158

Q:

A) 2.07 ms-1 | B) 2.60 ms-1 |

C) 3.67 ms-1 | D) 2.67 ms-1 |

0
167