Răspuns :
a 1x8=8=>18/81; 2x4=8=>24/42;
b 2x6=12=>26/62; 3x4=12=>34/43
c 3x8=24=>38/83; 4x6=24=>46/64
b 2x6=12=>26/62; 3x4=12=>34/43
c 3x8=24=>38/83; 4x6=24=>46/64