Question

1. There are 15 marbles in a bag. 3 are red, 5 are blue, 2 are green, 1 is yellow, and 4 are purple.

   a. If a single marble is drawn, the odds for drawing a blue marble are:  1:21:32:13:14:114:1511:415:4

   b. If a single marble is drawn, the odds against drawing a red or yellow marble are:  1:21:32:13:14:114:1511:415:4

4 points   

QUESTION 15

1. The odds against Alex's team losing their next basketball game are 12:4. Determine the probability that Alex's team wins their next game.

   		0.50
   		0.25
   		0.33
   		0.75

2 points   

QUESTION 16

1. Temari is planning to knit a scarf. She has 8 shades of red yarn, 2 shades of blue yarn, 7 shades of purple yarn, 4 shades of yellow yarn, and 1 shade of white yarn to choose from. If she chooses her yarn at random, what is the probability that she DOES NOT choose purple yarn?

   		0.3182
   		0.4667
   		0.6818
   		2.1429

Answer 1