Find the length of the segment . -12 -11 -10 -9 -8 -7 -6A -5 -4 -3 -2 -1 0 1 2B 3 4 5 6 7 8 9 10 11 12

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

Suppose that sahil knows that 45 people with ages of 18 to 29 voted. without using a calculator, he quickly says then 135 people with ages of 30to 49 voted. is he correct? how might sohil have come up with his answer so quickly?

(60 points) explain this in detail