Miguel is building a picture frame for his friend who has painted a family portrait. Miguel is making a square frame for the painting. He puren pine board to build the frame. He used 21 inches of the board to make the frame. How much wood would be used to create 1 side of the frame?

The evening newspaper is delivered at a random time between 5: 30 and 6: 30 pm. dinner is at a random time between 6: 00 and 7: 00 pm. each spinner is spun 30 times and the newspaper arrived 19 times before dinner. determine the experimental probability of the newspaper arriving before dinner.