а) 2:1:98: 608 = 2+1+98 = 101. Части: 2/101*608 = 12, 1/101*608 = 6, 98/101*608 = 590. б) 7:3:2: 608 = 7+3+2 = 12. Части: 7/12*608 = 356, 3/12*608 = 152, 2/12*608 = 100. в) 2:7:1: 608 = 2+7+1 = 10. Части: 2/10*608 = 122, 7/10*608 = 426, 1/10*608 = 60.