Respuesta :
To find the probability of getting a white ball, we have to find how many ways to get a white ball and divide that by the total number of balls:
Total: 10 + 15 + 18 + 7 = 50
# of white balls: 18
Probability: 18/50 = 9/25.
To find the probability of getting a white ball, we have to find how many ways to get a white ball and divide that by the total number of balls:
Total: 10 + 15 + 18 + 7 = 50
# of white balls: 18
Probability: 18/50 = 9/25.