Answer:
27
Step-by-step explanation:
84 blue marbles.
Steps:
1) Use the 3:7 ratio
2) Since there are 36 red marbles, you should know to multiply the ratio by 12.
3) Multiply 7 by 12 (7x12=84)
Answer:
15
Step-by-step explanation:
Hope this helps
Answer:
328 and the last one is 260
Step-by-step explanation:
i just did the question :p