Someone help please I’m having a trouble with this math problem.

Nnnnneeedd 1.find the residual if you know the actual number is 5.2 and the predicted value is 4.8

You are remodeling your kitchen. you’ve contacted two tiling companies who gladly told you how long it took their workers to tile of a similar size jim completed half the floor in 8 hours. pete completed half of the other floor in 7 hours. if pete can lay 20 more tiles per hour than jim, at what rate can jim lay tiles

The variable in a relation who’s value depends on the value of the independent variable is called what?