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

A natural number x is chosen at random from the first 100 natural numbers. Then the probability that, x+100x>50 is:

A
120
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
1120
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
C
13
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
None
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution

The correct option is B 1120
x+100x>50x250x+100>0,1x100,xZ.
1x<25521 or 25+521<x100
x=1,2,48,49,......,100.
Total number of ways = 100,
and favourable ways = 55..
Required probability =55100=1120

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