The sum of 3 integers is 16. How many outcome are possible. All integers are lying between 3 to 9.

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06 Jan 2012 integers

The sum of 3 integers is 16. How many outcome are possible. All integers are lying between 3 to 9.

OPtion

1) 6
2) 8
3) 10
4) 12
5) 15
6) 18
7) 20
8) 21
9) 25
10) none of these

Solution

integers are lying between 3 to 9, it means these integers are 4,5,6,7 and 8.
possible combinations are
4,4,8 (3 possibilities)
4,5,7 (6 possibilities)
4,6,6 (3 possibilities)
5,5,6 (3 possibilities)

total possibilities = 15

Correct Option: 5 Best Solution (3)