Math help please! Will give fan and medal.

Evaluate the finite series for the specified number of terms.
24+12+6+3+...;n = 180

S 180 =

Thank you in advance :)

Question

Math help please! Will give fan and medal. 

Evaluate the finite series for the specified number of terms. 
24+12+6+3+...;n = 180

S 180 = 

Thank you in advance :)

anonymous · Answer

do you have other info?

ray1998 · Answer

No, sorry

thomasbrewer98 · Answer

so how do u go from 24 to 12? then if u subtract that with all of the numbers u wil find n

ray1998 · Answer

Okay, I'll try working it out. Thank you!

thomasbrewer98 · Answer

your welcome

ray1998 · Answer

The subtraction isn't constant, so what do I do then?

thomasbrewer98 · Answer

hold on

thomasbrewer98 · Answer

i have no clue look iy up on google

bobo-i-bo · Answer

Each term is half the term previous.

ray1998 · Answer

Yes, sorry! I got sidetracked.