Q3.

Three of the following four letter-cluster pairs are alike in a certain way and thus form a group. Which is the letter-cluster pair that does NOT belong to that group?
(Note: The odd one out is not based on the number of consonants/vowels or their positions in the letter-cluster.)

Q4.

In this question, three statements are given, followed by three conclusions numbered I, II and III. Assuming the statements to be true, even if they seem to be at variance with commonly known facts, decide which of the conclusions logically follow(s) from the statements.

Statements:
All fans are brown.
Some brown are chairs.
Some chairs are plastic.

Conclusions:
I. Some brown are fans.
II. Some chairs are brown.
III. No chair is plastic.

Q5.

What will come in place of the question mark (?) in the following equation, if ‘+’ and ‘−’ are interchanged and ‘×’ and ‘÷’ are interchanged?

1604 × 4 − 525 ÷ 5 + 73 = ?