“Do you think mathematics is a useful way to measure risks?”

Which is the completely factored from of xy^3-x^3y

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

Ann and betty together have $60 ann has $9 more than twice betty’s amount how much money dose each have