The table shows the relationship between the number of workers painting apartments in an apartment building and the number of days it takes to paint all 50 apartments.
What is the dependent variable?
Workers,
Duration of job (days)
5
10
15
20
25
60
30
20
15
12

Which expression is equivalent to 2x^2+2x-4/2x^2-4x+2

What is the nth term rule of the linear sequence below? 27 , 25 , 23 , 21 , 19 , . .

Abby is preparing fruit punch for her party. she starts with a bowl filled with liquid that has 1/2 fruit juice and 1/2 sprite, but she decides it's too fruity. so she pours out 1/4 of the liquid, and then fills the bowl up again with sprite. what fraction of the punch is now sprite?