wiz-icon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

An urn contain 20 tickets numbered 1 to 20. A ticket is drawn and then another ticket is drawn with replacement. The probability that both the tickets show even number is:

A
938
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
18
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
14
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
D
58
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution

The correct option is B 14
Given: an urn containing 20 tickets, and 2 tickets are drawn with replacement
To find: the probability that both the tickets show even number
According to the question
n(S)=20
There are 10 even numbers between 1 to 20.
Therefore, the probability that both the tickets show even number is
=1020×1020=14

flag
Suggest Corrections
thumbs-up
0
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Theoretical Probability
MATHEMATICS
Watch in App
Join BYJU'S Learning Program
CrossIcon