Does anyone know what this is please help

1)2 2)third 3)8

Step-by-step explanation:

So for the first one doubled just means times 2

for the second r³ means to the third power

for the last one all you do is put some values in and calculate the radius volume ratio which is, when the radius is doubled the volume is octupled (times 8)

would be amazing if you Marked this as brainliest

I could be wrong but 600$

Step-by-step explanation:

I just added 3 more times then what it already was