Answer:
Probability of getting a large or green marble is 4/5.
Step-by-step explanation:
Given:
Number of large marbles = 19
Number of small marbles = 11
Number of Green large marble = 5
Number of white small marble = 6
To find: probability of selecting a large or green marble.
Total number of marbles in box = 19 + 11 = 30
Number of white large marble = 19 - 5 = 14
Number of green small marble = 11 - 6 = 5
Number of total green marble = 5 + 5 = 10

Probability (large or green) = P(large) + P(green) - P(both)




Therefore, Probability of getting a large or green marble is 4/5.