GRE Exam Numerical Ability Geometry

A triangle has a perimeter 13. The two shorter sides have integer lengths equal to x and x + 1. Which of the following could be the length of the other side?
Select as many as are correct.

A. 4
B. 6
C. 8

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GRE Other Question

A solid cube of side 6 is first painted pink and then cut into smaller cubes of side 2. How many of the smaller cubes have paint on exactly 2 sides?

A. 30
B. 24
C. 12
D. 8
E. 6 There are how many hours between x minutes past 12 noon and 8:10 p.m. of the same day, where x < 60 ?