5/7 - -6/7z < -2/7 how do i make this into a decimal

Question 5 spring semester final exam math evaluate

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

Henry is an avid reader, he devours 90 pages in half an hour how many pages has henry read per minute?