Acarpenter has several boards of equal length. he cuts 3/5 of each of the boards

What is the name used to describe a graph where for some value of x, there exists 2 or more different values of y?

How do i make someone brainliest? (if you answer me, i might be able to make you brainliest! )

Cody was 165cm tall on the first day of school this year, which was 10% taller than he was on the first day of school last year.