Question:

seLLIUTIS 1.5-1.4 HW Question 3 of 8 < 78 0.5 / 1 !!! View Policies Show Attempt History Current Attempt in Progress DOCX Your a

seLLIUTIS 1.5-1.4 HW
Question 3 of 8
<
78
0.5 / 1
!!!
View Policies
Show Attempt History
Current Attempt in Progress
DOCX
Your answer is partially correct.
inotated
graphy
Water is passed through a pipe containing porous material to filter out pollutants. Each inch of pipe removes 50 % of the pollutant
entering.
(a) True or false: The first inch of the pipe removes 50 % of the pollutants and the second inch removes the remaining 50 %.
DOCX
False
ek 9 wee
urnal.doi
(b) What length of pipe is needed to remove all but 8% of the pollutants?
DOCX
Round your answer to three decimal places.
i
9
inches of pipe removes all but 8% of the pollutants.
eek 8 WE
ournal.d
e Textbook and Media
Hint
Attempts: 1 of 3 used
Submit Answer
Save for Later

seLLIUTIS 1.5-1.4 HW Question 3 of 8 < 78 0.5 / 1 !!! View Policies Show Attempt History Current Attempt in Progress DOCX Your answer is partially correct. inotated graphy Water is passed through a pipe containing porous material to filter out pollutants. Each inch of pipe removes 50 % of the pollutant entering. (a) True or false: The first inch of the pipe removes 50 % of the pollutants and the second inch removes the remaining 50 %. DOCX False ek 9 wee urnal.doi (b) What length of pipe is needed to remove all but 8% of the pollutants? DOCX Round your answer to three decimal places. i 9 inches of pipe removes all but 8% of the pollutants. eek 8 WE ournal.d e Textbook and Media Hint Attempts: 1 of 3 used Submit Answer Save for Later

Answer

first wich
removes
50%
oy
ya
second nich
removes
50% of which is
XI
2
I
4
2
third wich
removes
50% of Ya
which is
8
amount
of pollutants removed at end of
are
each inch
%
8
when all but 8% pollutants are removed
92% pollutants are removed.
2) 0.92=
2) 0.9222
n termis,
+
S.
to
The above is a sum of a geometric progression,
a
'n terum
where a =
N
2
Sn
alon)
Y =
ir
-12
0.92 - 0-5(1-05")
=
I-0.5
0.92 = 1-0.51

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first wich removes 50% oy ya second nich removes 50% of which is XI 2 I 4 2 third wich removes 50% of Y... Download the app for the rest