Joseph worked the following hours in the month of December. Between which weeks was there a percent increase of 25% in hours worked?

4th week

Step-by-step explanation:

the 4th week because the other ones are steadily growing by 5 and then on week 4 it goes up by 15

yes because there is exactly one y value for every x value

for function there can't be more than one value for every x value

there is no question content here, but you for the free points! : d