Ex 3.2, 6 (d) - Chapter 3 Class 6 Playing with Numbers

Last updated at August 14, 2026 by

Ex 3.2, 6 - Chapter 3 Class 6 Playing with Numbers - Part 4

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Ex 3.2, 6 Express the following as the sum of two odd primes. (d) 18 18 = 1 + 17 (We cant take this as 1 neither prime not a composite) 18 = 2 + 16 (We cant take this as 2 is even) 18 = 3 + 15 (We can take this as 15 is not a prime) 18 = 4 + 14 (We can take this as 4 is even and composite) 18 = 5 + 13 (Both 5 and 13 are odd and prime)

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