Mathematics
Express each of the following numbers as the sum of two odd primes:
(i) 24
(ii) 36
(iii) 84
(iv) 98
Number Play
3 Likes
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)
Answered By
2 Likes
Related Questions
Which of the following numbers are prime?
(i) 29
(ii) 57
(iii) 43
(iv) 61
Which of the following pairs of numbers are co-prime?
(i) 12 and 35
(ii) 15 and 37
(iii) 27 and 32
(iv) 17 and 85
(v) 515 and 516
(vi) 215 and 415
Express each of the following numbers as the sum of twin-primes:
(i) 24
(ii) 36
(iii) 84
(iv) 120
Express each of the following numbers as the sum of three odd primes:
(i) 21
(ii) 35
(iii) 49
(iv) 63