MHT CET20226 Aug 2022Morning ShiftMathematicsPermutation and CombinationActual
The number of different 9 digit number that can be formed, from the digits of the number 445577888 by rearranging its digits, so that the odd digits occupy even positions, are
Options
- A120
- B60
- C180
- D36
Correct answer
B. 60
Step-by-step solution
ways and remaing five even digits 4,4,8,8,8 can be arranged in 5 places in 5 2 3 Hence total no of ways = 4 2 L 2 5 2 2 3 =6 10=60