SOLUTION: What is the smallest number divisible by three that is the sum of four distinct primes? (a) 18 (b) 21 (c) 24 (d) 27 (e) None of the above

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Question 289483: What is the smallest number divisible by three that is the sum of four distinct primes?
(a) 18 (b) 21 (c) 24 (d) 27 (e) None of the above

Answer by vleith(2983) About Me  (Show Source):
You can put this solution on YOUR website!
21
Use 2,3,5,11
2,3,5,7 would be smaller, but that sum is 17 which is not divisible by 3