n = 24·a + 17 n -17 = 24a (n-17) | 24
n = 48·b + 17 n - 17 = 48 (n-17) | 48
n = 40·c + 17 n - 17 = 40c (n-17) | 40
[24,48,40] = 240 n - 7 = 240 n = 247
6.
n = 12a + 3 n - 3 = 12a (n-3) | 12
n = 15b + 3 n - 3 = 15b (n - 3) | 15
n = 27c + 3 n - 3 = 27c (n - 3) | 27
[12,15,27] = 540 n - 3 = 540 n = 543
7.
n = 14a + 6 n - 6 = 14a (n - 6) | 14
n = 21b + 6 n - 6 = 21b (n - 6) | 21
n = 35c + 6 n - 6 = 35c (n - 6) | 35
[14,21,35] = 210 n - 6 = 210 n = 216