A rock dropped down a well takes 5 seconds to fall to the bottom of the well.
What is the depth of the well?

hi,

6x times 4 is 24x and 5 times 4 is 20, so the answer is 24x+20.

hope this and for a little humor i am groot.

answer:

a=9

step-by-step explanation: lmk if you need a explanation

the answer is:

the correct option is the option b.

to calculate the surface area of the right cylinder, we need to use the following formula:

from the picture we know that:

so, substituting and calculting we have:

hence, we have that the correct option is the option b.

have a nice day!