Question

3 cans that store 9 tennis balls... Find the constant of proportionality & write a equation to represent the relationship PLEASE help

Answer 1

3 cans store 9 tennis balls.
Find the Constant of proportionality and write and equation with regards to this given situation:
=> number of tennis balls = 9
=> number of cans = 3

So the constant of proportionality is  in the working column. Pls see attached.