Help, im taking a test but, know that you matter and i love you

The table represents a function. what is f(-2)? a.-3 b. -1 c.1 d.3

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

Arectangle has a width of 5 cm and a length of 10 cm. if the width is increased by 3, how does the perimeter change?