how many odd numbers greater than 80000 can be formed using the digits 2 3 4 5 and 8 if the digit used only once in a number
Answers
Answer:
12 numbers are formed according to me
85243
85423
83245
83425
84325
84235
84523
84253
82543
82453
82345
82435
12 odd numbers greater than 80000 can be formed using the digits 2 3 4 5 and 8 if the digit used only once in a number
Step-by-step explanation:
odd numbers greater than 80000 can be formed using the digits 2 3 4 5 and 8
First Digit Should be 8
Remaining digit 2 , 3 , 4 , 5
There can be two cases
3 at the end or 5 at end
Case 1 : 3 at end
then 2 4 & 5 can be arranged in
3! = 6 ways
Case 2 : 5 at end
then 2 3 & 4 can be arranged in
3! = 6 ways
Total possible numbers = 6 + 6 = 12
12 odd numbers greater than 80000 can be formed using the digits 2 3 4 5 and 8 if the digit used only once in a number
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