1.

Express the following numbers as the sum of two odd primes.(i) 18(ii) 24(iii) 36(iv) 44

Answer»

i) 18 = 7 + 11 = 5 + 13 

ii) 24 = 5 + 19 = 7 + 17 = 11 + 13 

iii) 36 = 5 + 31 = 7 + 29 = 13 + 23 = 47 + 19 

iv) 44 = 3 + 41 = 7 + 37 = 13 + 31



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