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yeah

Did you understand ?

u have to make a ratio, right?

Now solve for x which will give you the radius of the large pipe

cross multiply?

yes

okay, hold on

12.8?

wait... its 20

Look,
16/x = 48/60
16*60*48*x
960=48x
x=960/48
x=20

so, then i multiply 20 by height?

Yes you use the cylinder formula to calculate its volume

i got 1200..... but that's not a choice...

What is the radius of the large pipe?