2. When Alex was 5 years old he was one third of what his age will be in five years. How old is Alex?

Which three lengths could be the lengths of the sides of a triangle? 21 cm, 7 cm, 7 cm 9 cm, 15 cm, 22 cm 13 cm, 5 cm, 18 cm 8 cm, 23 cm, 11 cm

Which represents the solution set of the inequality 5x-9 < 21? a. x < 12/5 b. x > 12/5 c. x > 6 d. x < 6

You give a $4 tip for a meal that cost $22. approximately what percent of the bill was your tip?