Select the option that best suits the place of question mark (?) in the figure:
Directions: Identify the possible argument: Statement: Should students study in early hours of morning? Arg. 1: Yes, mind is fresh and alert at that time. Arg. 2: No, early risers feel sleepy throughout the day.
Look at this series: U32, V29, ____, X23, Y20, .... What number should fill the blank?
Find the number of triangles: