The point where the three medians of a triangle intersect

Pick the description of a geometric object that best matches the real world object box for a deck of card

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

Identify the number 127 as a rational or irrational. explain