Lenny took three of his textbooks home one night. He wanted to find how much his backpack weighed. Which of these units is MOST appropriate for measuring the weight of Lenny’s backpack?

tons-

grams-

pounds-

ounces-

Combined megan and kelly worked 60 hours. kelly worked twice as many hours as megan. how many hours did they each worked?

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

In a small section of a stadium there are 40 spectators watching a game between the cook islands and fiji. they all support at least one of the two teams. 25 spectators support the cook islands and 16 of these support both teams. how many support only fiji?