Find the 11th term of the geometric sequence 6, -18,54, ...

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Simplify the expression 10/11(22z) + (a+5) -1

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