Question

PLEASE HELP!! I WILL GIVE A MEDAL AND ECOME A FAN! I AM NOT GOOD AT MATH!.
your class is conducting an experiment to study geometric sequences. the class forms a line. the first person takes a whole pizza, divides it in half, keeps half, and hands the other half to the next person. the next people in line do the same thing with their pieces. which portion of the whole pizza does the seventh person in line get?
a. 1/256
b. 1/64
c. 1/128
d.1/32

Answer 1

a =1 r =1/2
n =7
use the formula to find your answer a(1-r)^(n-1)

Answer 2

as simple as that looks it is hard for me. i literally have a 90 and above in every subject but Math

Answer 3

wait i think i got it

Answer 4

nope, i didnt get it. i got 13/2 or 6 1/2

Answer 5

i usually ask my big sister help me with math. she is the genius of the family.

Answer 6

@lacipage12

Answer 7

this shud help, read understand and solve urself..:)))
http://en.wikipedia.org/wiki/Geometric_progression

Answer 8

gosh! i still cant get it

Answer 9

is there any way you could try helping me with it. please i have been on the same math lesson for 2 hours

Answer 10

im leaning towards c

Answer 11

absolutely right!!