Respostas

2013-08-15T18:46:55-03:00
Primeira Coisa Vamos tirar o mmc de 52,51,50,49

52,51,50,49 | 2
26,51,25,49 | 2
13,51,25,49 | 3
13,17,25,49 | 5
13,17,05,49 | 5
13,17,01,49 | 7
13,17,01,07 | 7
13,17,01,01 | 13
01,17,01,01 | 17
01,01,01,01

Ou seja o Resultado é : 3.248.700 (minimo multiplo comum de 52,51,50 e 49)

Segunda parte

13 + 13 + 13 + 13
______________
 52 + 51 + 50 + 49
_______________
         3.248.700 

812175 + 828100 + 844662 + 861900
________________________________ = 1,030208 =~ 1,03
                     3.248.700


2013-08-15T21:52:19-03:00
MMC (49,50,51,52) = 3248700

13/52 + 13/51 + 13/50 + 13/49

812175 + 828100 + 844662 + 861900 / 3248700 = 3346837/3248700 = 1.03020