Question

the given jar contains yellow (y), blue (b), and red (r) balls. anne randomly chooses a single ball from the can shown here. find the odds against the event. red or yellow (r or y) state the odds against red or yellow in lowest terms. the odds against red or yellow are to . (type whole numbers.)

Explanation:

Step1: Count total balls

There are 12 balls in the jar.

Step2: Count red or yellow balls

There are 7 red balls and 3 yellow balls, so 7 + 3=10 red or yellow balls.

Step3: Count non - red and non - yellow balls

Non - red and non - yellow balls are blue balls. There are 12-(7 + 3)=2 blue balls.

Step4: Calculate odds against

Odds against an event is the ratio of the number of unfavorable outcomes to the number of favorable outcomes. So the odds against red or yellow is 2:10, which simplifies to 1:5.

Answer:

1 to 5