CameraIcon
CameraIcon
SearchIcon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

A bag contains 6 red and 4 blue balls (all are different). A fair die is rolled and number of balls equals to that appearing on the die is chosen from the bag at random. The probability that all the balls selected are red is

A
127630
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
15
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
C
130
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
16
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution

The correct option is B 15
Given number of red balls =6, number of blue balls = 4
Therefore required probability =16{6C110C1+6C210C2+6C310C3+6C410C4+6C510C5+6C610C6}=15

flag
Suggest Corrections
thumbs-up
0
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Independent and Dependent Events
MATHEMATICS
Watch in App
Join BYJU'S Learning Program
CrossIcon