Q:

A) 600 | B) 540 |

C) 60 | D) 54 |

Answer & Explanation
Answer: B) 540

Explanation:

Explanation:

Here the * LCM* of 54, 60 is

=> 2 x 3 x 3 x 3 x 10 = **540 **

5
123

Q:

A) -23 | B) 27 |

C) 16 | D) -19 |

Answer & Explanation
Answer: D) -19

Explanation:

Explanation:

HCF of 210 and 55 is 5

Now, 210x5 + 55P = 5

=> 1050 + 55P = 5

=> 55P = -1045

=> P = -1045/55

=> P = -19.

8
360

Q:

A) 63 | B) 31 |

C) 16 | D) 27 |

Answer & Explanation
Answer: B) 31

Explanation:

Explanation:

To get the least number of coconuts :

LCM = 30 => 30 + 1 = 31

12
1326

Q:

A) 47 | B) 46 |

C) 37 | D) 35 |

Answer & Explanation
Answer: C) 37

Explanation:

Explanation:

The number of liters in each can = HCF of 80, 144 and 368 = 16 liters.

Number of cans of Maaza = 368/16 = 23

Number of cans of Pepsi = 80/16 = 5

Number of cans of Sprite = 144/16 = 9

The total number of cans required = 23 + 5 + 9 = 37 cans.

13
1087

Q:

A) 360 | B) 180 |

C) 90 | D) 120 |

Answer & Explanation
Answer: B) 180

Explanation:

Explanation:

4 x 27 x 3125 = ;

8 x 9 x 25 x 7 =

16 x 81 x 5 x 11 x 49 =

H.C.F = = 180.

8
870