Can someone just check my answers please? Please let me know which questions are wrong. Thank you for your time.

What is the value of x in the this question ?

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

Aline passes through the point (–7, 5) and has a slope of 1/2 which is another point that the line passes through?