HELP PLSSS THIS IS HARD SOMEONEEE

The expression 42 plus 57 shows how much money nate spent at a store .which expression also shows how much money nate spend

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

For each proportion find the unknown number x 1/5/8=×/15