Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Mathematics
Mathematics
Problem
In 50 draws from a bag containing only white and red balls, the probability of not drawing a red ball was observed to be
0.62
0.62
0.62
. How many times was a red ball drawn? a)
31
31
31
b)
19
19
19
c)
24
24
24
d)
20
20
20
Browse the problem library