1.

A bag contains 9 balls marked with the digits 1,2,3.....9. If two balls are drawn from the bag then find the number of ways of getting the sum of digits on the balls as odd?

Answer»

A bag contains 9 balls marked with the digits 1,2,3.....9. If two balls are drawn from the bag then find the number of ways of getting the sum of digits on the balls as odd?



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