Question

How many two digit numbers can
be formed from the digits 1.23
when repition is not allowed?

Answer 1

Answer:

Step-by-step explanation:

3 Digit number

No repetition

1,2,3,4,5,6

Number of possible numbers

⇒

6

P

3

​

⇒6×5×4

⇒120

Therefore 120 such numbers are possible