Answer:
3
Step-by-step explanation:
To find the common ration, we take the 2nd term and divide it by the first term
15/5 = 3
Let check by taking the third term and dividing by the 2nd term
45/15 =3
The common ratio is 3
2800m2
12345667888888
0.0625 is the answer.
Hope it helps you!!!