Question

A marble is selected at random from a jar containing 50 red marbles, 30

yellow marbles, and 20 green marbles. Find the theoretical probability
that it is either red or green.
P(red or green)=?
In need of help ASAP

Answer 1

7/10 or 70%

Step-by-step explanation: There is 100 marbles in total and 70 red and green marbles, 70 times out of 100 is the same as 7 times out of 10. Thus, 7/10 or 70%.