Question

Dacă cifrele sunt: 1 2 3 4 5 6 7 8. Câte combinatii vor si care sunt acestea?

Answer 1

Răspuns:

Cu 2 cifre:

12, 13, 14, 15, 16, 17, 18,

21, 23, 24, 25, 26, 27, 28,

31, 32, 34, 35, 36 , 37, 38,

41, 42, 43 , 45, 46, 47, 48,

51, 52, 53, 54, 56, 57, 58,

61, 62, 63, 64, 65, 67, 68,

71, 72, 73, 74, 75, 76, 78,

81, 82, 83, 84, 85, 86, 87;

Cu 3 cifre:

123, 124, 125, 126, 127, 128

132, 134, 135, 136, 137, 138,

142, 143, 145, 146, 147, 148

152, 153, 154, 156, 157, 158,

162, 163, 164, 165, 167, 168,

172, 173, 174, 175, 176, 178,

182, 183, 184, 185, 186, 187,

213, 214, 215, 216, 217, 218,

NU POT SA MAI CONTINUI, AM CEVA DE FACUT! SPER CA TE-AM AJUTAT!

Answer 2

Combinatiile sunt : 12,13,14,15,16,17,18

23,24,25,26,27,28

34,35,36,37,38

45,46,47,48

56,57,58

67,68

78

Deci in total : 28 de combinații + cele din 3,4 cifre

Sper ca te am ajutat :))