Mathematics
Express each of the following numbers as the sum of two odd primes:
(i) 24
(ii) 36
(iii) 84
(iv) 98
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Answer
(i) 24 = 5 + 19
(Other ways: 24 = 7 + 17, 24 = 11 + 13)
(ii) 36 = 7 + 29
(Other ways: 36 = 13 + 23, 36 = 17 + 19, 36 = 5 + 31)
(iii) 84 = 17 + 67
(Other ways: 84 = 11 + 73, 84 = 13 + 71, 84 = 5 + 79, 84 = 23 + 61, 84 = 31 + 53, 84 = 37 + 47, 84 = 41 + 43)
(iv) 98 = 19 + 79
(Other ways: 98 = 31 + 67)
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