There are 15 sixth graders, 10 seventh graders, and 16 eighth graders in a gym class. The gym teacher is randomly selecting one student to collect the balls. In how many ways can the gym teacher choose a student?

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Simplify 24÷(-2)(3)+7 a. -29 b. 3 c. 11

Fred has a spinner that is split into four equal sections: red, blue, green, and yellow. fred spun the spinner 688 times. which of the following would be a good estimate of the number of times the spinner lands on the green section? a. 269 b. 603 c. 344 d. 189