29 x 39 = 1,521 (square feet).
68
1 x 2262, 2 x 1131, 3 x 754, 6 x 377, 13 x 174, 26 x 87, 29 x 78, 39 x 58, 58 x 39, 78 x 29, 87 x 26, 174 x 13, 377 x 6, 754 x 3, 1131 x 2, 2262 x 1
29 is prime but 39 is composite
0 x 39 = 0 1 x 39 = 39 2 x 39 = 78 3 x 39 = 117 4 x 39 = 156 5 x 39 = 195 6 x 39 = 234 7 x 39 = 273 8 x 39 = 312 9 x 39 = 351 10 x 39 = 390
29 & 59
39/1
2 x 3 x 5 = 30
2 x 3 x 5 = 30
The answer is 3. Factor out each term to get: 39 = 3 x 13 87 = 3 x 29 The GCF is 3 since that term is common for these terms. In other words, 39 and 87 have the common factor of 3.
It means that 29 of the 39 clues are currently available.
39 = 1 x 39, 3 x 13, 13 x 3, 39 x 1.