MCQ Subject: Logical Reasoning

Four friends – Alex, Ben, Charlie, and David – are standing in a line. The following statements are made: 1. Alex is not at either end. 2. Charlie is at one end. 3. David is to the immediate left of Ben. If all statements are true, who must be at the other end?

Identify the next number in the sequence: 2, 5, 10, 13, 26

If all electric vehicles are sustainable and some sustainable transports are electric vehicles, which statement must be true?

In a row of five people – A, B, C, D, E – sitting from left to right, the following conditions are true: A sits next to B, C sits at one of the ends, and D sits exactly two seats to the right of E. If E is not at either end, where does D sit?

In a family, A is the son of B, who is the daughter of C. C’s husband is D. What is the relationship of D to A?

Which type of employee’s compensation is most directly tied to the number of hours worked?

An argument concludes that a new policy will fail because it was proposed by a politician with a history of unsuccessful proposals. What is the primary flaw in this reasoning?

If all triangles are polygons and all polygons have at least 3 sides, which of the following must be true?

A city council proposed that all new residential buildings must have rooftop gardens to combat air pollution. Which of the following is an assumption behind this proposal?

A logical statement reads: ‘If it is raining, then the ground is wet.’ Which of the following statements is the contrapositive of the given statement?