Should be C. 1/19. because if there's 20 maebles in the bag and without replacing the marble then it actually would be 2/18
Answer: 13:15
26:30
39:45
52:60
Step-by-step explanation:
Answer:
i think 120, im not quite sure, im not the best at this
Step-by-step explanation:
Answer:
x = 23
Step-by-step explanation:
2x -3 + 47 = 90
2x = 46
x = 23