Question

A two digit number is to be formed from the digits 0,1,2,3,4 .Repetation of the digits is allowed. Find the probability that the number so formed is a
1)prime number
2)multiple of 4
3) multiple of 11

Answer 1

Step-by-step explanation:

1. 11,31,41,02,03

2. 12,24,04,40,44,

3. 11,22,33,44,