exam Maths Puzzle Numerical Ability

Re: Absolute Value Inequalities
Solve -

|3x/2|>=4

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exam Other Question

14b-21
_______

15-10b


This is an exercise for a test. I would very much appreciate the answer as it could help to understand others that are similar.
If there are five different paris of pants in my closet and I have six different shirts, how many days can I go with out wearing the identical outfit twice?