Q:

A) 720 | B) 360 |

C) 240 | D) 740 |

Answer: B) 360

Explanation:

Explanation:

We have to find number of permutations of 4 objects out of 6 objects.

This number is $6{P}_{4}$= 360

Therefore, cards can be sent in 360 ways.

23
2123

Q:

A) 25 : 28 | B) 36 : 7 |

C) 8 :25 | D) 12 : 7 |

8
1596

27
2667

Q:

A) M | B) J |

C) B | D) O |

Answer & Explanation
Answer:

Explanation:

Explanation:

Thus after arranging the letters as per English alphabetical series; we get; Thus 4th letter from the left end will be K.

17
2787

Q:

A) 2 | B) 3 |

C) 4 | D) 5 |

13
2158

Q:

A) T | B) X |

C) N | D) R |

Answer & Explanation
Answer: D) R

Explanation:

Explanation:

The first, the seventh, the ninth and the tenth letters of the word RECREATIONAL are R, T, O and N respectively. Meaningful word from these letters is only TORN. The third letter of the word is ‘R’.

6
2063

Q:

A) 16! × 2 | B) 14! × 2 |

C) 18! × 2 | D) 14! |

6
2880

Q:

A) 1/5225 | B) 1/5525 |

C) 5525 | D) 1/525 |

Answer & Explanation
Answer: B) 1/5525

Explanation:

Explanation:

n(S) = 52C3 = 132600/6 = 22100

n(E) = 4C3 = 24/6 = 4

7
2374