M = b : 3 => b = 3×M
M = m : 2 => m = 2×M
b = M + 44 => b - M = 44
M |____|
b |____|____|____|
m |____|____|
3 segmente egale - 1 segment egal = 2 segmente egale = 44
44 : 2 = 22 (un segment egal)
M = 22
b = 3×22 = 66
m = 2×22 = 44
22 ani are Madalina
66 ani are bunica
44 ani are mama