Q. 34.0( 1 Vote )
Three digit numbers are formed with the digits 0, 2, 4, 6 and 8. Write the probability of forming a three digit number with the same digits.
The probability of forming 3-digit no. with digits 0,2,4,6,8 is as follows,
Since it is a 3 digit no., first place cannot have 0 as it will make it a 2 digit no.
1st place can be filled in 4 ways, 2nd place in 5 ways and 3rd in 5 ways.
The three digit numbers with same digits are 222,444,666,888
P (forming three-digit no.)
Rate this question :