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

how many different 4 digit numbers can be formed from digits 2,3,4,6. how many of these numbers are divisible by 4

Open in App
Solution

Dear Student,

For a number to be divisible by 4, the last 2 digits should be divisible by 4.
Hence from the given digits, 2,3,4,6 the possible combinations where last two digits are divisible by 4 are24,32,36,64the initial 2 digits (_ _) (_ _) can be filled by the remaining two digits after the selecting the above combination.Hence total numbers that can be formed ar2×4=8ex- 3624,6324, 4632,6432, 2436,4236,2364 and 3264

Regards,

flag
Suggest Corrections
thumbs-up
0
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Formula for Sum of N Terms of an AP
MATHEMATICS
Watch in App
Join BYJU'S Learning Program
CrossIcon