Tomas's favorite colors are blue and green. He has 1 blue shirt, 1 green shirt, 1 blue hat, 1 green scarf, 1 blue pair of pants, and
1 green pair of pants.
Tomas selects one of these garments at random. Let A be the event that he selects a blue garment and let
B be the event that he chooses a shirt.
Which of the following statements are true?

With these: 18/36 = 1/? missing number change 1 5/8 to improper fraction. change 19/5 to a mixed number.

Ascientist wants to use a model to present the results of his detailed scientific investigation. why would a model be useful? a )because the model makes the concepts easier to understand b) because the model is easy to put together and to use c) because the model prevents other scientists from asking questions d) because the model requires the audience to pay full attention to it i don't know what to choose because between a and d a is much more likely than d because it only wants to get the attention of the audience. i'm confuse.

You draw a card at random from a deck that contains 33 black cards and 77 red cards.