1) A bag of concrete mix will produce 3000 cubic inches of wet cement. A city worker is building new sidewalk and each rectangular piece is 36 inches long by 24 inches wide and 2 inches thick. How many bags of mix will be need to be opened to complete section of sidewalk with five pieces, each separated by a 2.5 inch gap? a) 2 b) 3 c) 4 d) 6

2) Rahim is building his own extra-large sanding block by cutting a piece of wood to size and then wrapping it around with sandpaper, which he will attach with glue. The dimensions of the wood are on the below diagram, 16 x 5 x 1 (all in cm). What is the area of sandpaper he needs?