(1/2+1/3:1/4):7/24=(1/2+1/3*4/1)*24/7=(1/2+4/3)*24/7=
amplificăm 1/2 cu 3 si 4/3 cu 2
obtinem 3/6 si 8/6
(3/6+8/6)*24/7=11/6*24/7=
daca impartim la 6 prima ramane 11/1 si daca impartim la 6 pe a doua ramane 4/7
11/1*4/7=44/7
Raspuns: 44/7 (44 supra 7)