Răspuns :
Luni 48 m
Marti 48:2+6
48+48:2+6 = 78
Miercuri 78:2=39
78+39 =117 m
:3
Marti 48:2+6
48+48:2+6 = 78
Miercuri 78:2=39
78+39 =117 m
:3
48+(48/2+6)+[48+(48/2+6)supra2]=48+30+(48+30)supra 2=78+78supra2=78+39=117metri.