Question

Sum of digits of a 2 digit number is 10. Find the probability that such a number is divisible by 4

Answer 1

sample space of such no. is 19,91,28,82,37,73,64,46,55
so, divisible by 4 are 28,64
hence required probability= 2/9
thanks

Answer 2

heya yor answer is here____________

The 2−digit numbers whose sum is 10 are :19, 28, 37, 46, 55, 64, 73, 82, 91Number of 2−digit numbers whose sum of digits is 10 = 9Total number of possible outcomes = 9The 2−digit numbers that are divisible by 4 in the above list :28 and 64.Number of favourable outcomes = 2Required probability = Number of favourable outcomesTotal number of possible outcomes  = 2