List of top General Aptitude Questions on Analytical Aptitude - Seating Arrangement asked in GATE MT

The Roman senator Meritorius, his brother, his son, and his daughter have varying oratory skill levels. They are seated in rows and columns as shown in the figure with exactly one person sitting in each box. It is known that
(i) Meritorius' daughter and his brother are seated in the same column.
(ii) His son is seated diagonally across the sibling of the worst orator.
(iii) The best and worst orators are seated in the same row.

Who is the best orator?

Column 1Column 2
Row 1
Row 2
'All the mangoes in the basket are good.'
If the above statement is false, then which one of the following statements is necessarily true?
Consider the following statements about four numbers:
(S1) The average of the four numbers is 25
(S2) Each number is at most 40
(S3) Each number is at least 20
Choose the option that is necessarily correct.