(a) 21 (b) 31 (c) 53 (d) 61
10. Express each of the following numbers as the sum of three odd primes:
less than 20 whose sum is divisible by:
Answers
Answered by
4
Answer:
21=7+7+7
31=11+7+3
53=19+17+17
Answered by
3
(a) 17+3+1 (b) 17+13+1 (c) 19+17+17 (d) 29+27+5
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