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

How many numbers greater than 24000 can be formed by using digits 1, 2, 3, 4, 5 when no digit is repeated

A
36
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
60
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
84
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
D
120
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution

The correct option is C 84

The digits are 1, 2, 3, 4, 5. We have to form number greater than 24000.

Required number will be = (Total) - (Those beginning with 1) - (Those beginning with 21) - (Those beginning with 23)
=5!4!3!3!=1202466=84


flag
Suggest Corrections
thumbs-up
4
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Permutations
MATHEMATICS
Watch in App
Join BYJU'S Learning Program
CrossIcon