What is the answer to -3 1/2 divided by 1 1/4

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

What term makes it inconsistent y=2x - 4

Write the rational number in lowest terms 99/-15