Respuesta :
Answer:
15
Step-by-step explanation:
given:
80% ------> 12 marbles
1% ---------> 12/80 marbles
hence
100% ---------> (12/18) x 100 = 15 marbles
Answer:
15
Step-by-step explanation:
given:
80% ------> 12 marbles
1% ---------> 12/80 marbles
hence
100% ---------> (12/18) x 100 = 15 marbles