# Data Sufficiency Questions

A) If the data in statement I alone are sufficient to answer the question | B) If the data in statement II alone are sufficient answer the question |

C) If the data either in I or II alone are sufficient to answer the question; | D) If the data even in both the statements together are not sufficient to answer the question |

Explanation:

Clearly, both the statements together are not sufficient to answer the question.

A) If the data in statement I alone are sufficient to answer the question | B) If the data in statement II alone are sufficient answer the question |

C) If the data either in I or II alone are sufficient to answer the question; | D) If the data even in both the statements together are not sufficient to answer the question |

Explanation:

Clearly, even both the statements together do not reveal the exact time of departure of the train today.

A) If the data in statement I alone are sufficient to answer the question | B) If the data in statement II alone are sufficient answer the question |

C) If the data either in I or II alone are sufficient to answer the question; | D) If the data even in both the statements together are not sufficient to answer the question |

Explanation:

From statement II, we conclude that Sonali left her home 45 minutes before 10.15 a.m. i.e, 9.30 a.m.

Thus, only Ills needed

A) II only | B) II and III together |

C) I and II together ( | D) I, II and III together |

Explanation:

From III, we have : Rajan's basic salary = Rs 1550.

From I, we have : Vasu's basic salary = Rs (1550 + 100) = Rs 1650.

From II. we have : Rajan's other allowances = RS 2000

and Vasu's other allowances = Rs 2050.

Vasu's monthly salary is (1650 + 2050) = Rs 3700.

Thus, all the three statements are required.

A) If the data in statement I alone are sufficient to answer the question | B) If the data in statement II alone are sufficient answer the question |

C) If the data either in I or II alone are sufficient to answer the question; | D) If the data even in both the statements together are not sufficient to answer the question |

Explanation:

From II, we conclude that B is the brother-in law of M. So, even from both the statements, we can't find out who is the father of M

A) If the data in statement I alone are sufficient to answer the question | B) If the data in statement II alone are sufficient answer the question |

C) If the data either in I or II alone are sufficient to answer the question; | D) If the data even in both the statements together are not sufficient to answer the question |

Explanation:

Statement II reveals that Satish met his friend Kapil on the day prior to Friday i.e, Thursday.

Thus, only II is needed.

A) January | B) February |

C) March | D) August |

Explanation:

We know that the day repeats after every seven days.

Given that first day of the month is Tuesday

i.e 1st - Tuesday

1+7 = 8 - Tuesday

8+7 =15- Tuesday

15+7=22-Tuesday

22+7=29-Tuesday

But given that last day of the same month is Monday

It is possible only in he month of Febuary with 28 days.

A) I and II together | B) II and III together |

C) I and III together | D) I, II and III together |

Explanation:

From II, we know that Copal's brother was born in 1982. From III, we find that Gopal's brother was 8 years younger to him i.e. Copal was born in 1974. From I, we find that Sanjay is 6 years older than Gopal Thus. Sanjay was born in 1968. So. all the three statements are required.