Aidan can complete a job in 5 minutes, while Joseph can complete the same job in 15 minutes. How long would it take them to job if they work together? (In minutes.)

If each bricks costs and he can only buy one brick how much will it cost him to get the material to put around the outside of his garden?

The host of a game show is holding a bag with chips to see what prizes the contestants will play for. five (5) of the chips say “new car” ten (10) of the chips say “new tv” three (3) of the chips say “trip to france” contestant named “patty” reaches into the bag. a. what is the probability of choosing a tv chip? b. what is the probability of choosing a car chip next without replacing the 1st chip? c. are these dependent or independent events?

24m^2n+30mn^2+18mn, a sweet challenge!