A topic you 'somewhat know' is a topic you don't know yet. Be honest about your weak areas.

Mental Aptitude — quick quiz

5 SZF IOM-pattern questions on Mental Aptitude. Instant scoring and solutions, no signup — see where you stand in a few minutes.

Question 1 of 5

Easy

A series is given: 2, 6, 12, 20, 30, ?. What number should come next?