Question

Express the following odd number as the some of three odd numbers: (a) 15 (b) 49 (c) 53 (d) 61​

Answer 1

(i) 21 is the sum of 3,5,13 which are all odd numbers.

(ii) 31 is the sum of 3, 5, 23 which are all odd numbers

(iii) 53 is the sum of 7, 13, 41 which are all odd numbers.

(iv) 61 is the sum of 7, 13, 41 which are all odd numbers.

Answer 2

Answer:

15 , 49 , 53 , etc if you add even no. the will remain odd no. and if you add odd no. they will become even no.

Hope it helpin