Is the following relation a function?

Drag the files to the correct boxes to complete the pairs. match each percent amount to its correct value 15% of 30 30% of 45 60% of 7 23% of 20 2019 edmentum. all nghts reserved

There were 25 students who answered to a survey about sports. four-fifths of them like football. how many students like football?

Which expression is equivalent to -12(3x-3/4)