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Mathematics
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College Algebra and Trigonometry
Quiz 11: Further Topics in Algebra
Path 4
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Question 161
Multiple Choice
Solve the problem. -A town has a population of 1000 people and is increasing by 9% every year. What will the population be at the end of 9 years?
Question 162
Multiple Choice
Solve the problem. -A man borrowed $2000 at 2.5% interest compounded annually. If he paid off the loan in full at the end of 6 years, how much did he pay?
Question 163
Multiple Choice
Evaluate the series, if it converges. -
ā
k
=
1
ā
(
3
10
)
k
\sum _ { \mathrm { k } = 1 } ^ { \infty } \left( \frac { 3 } { 10 } \right) ^ { \mathrm { k } }
ā
k
=
1
ā
ā
(
10
3
ā
)
k
Question 164
Multiple Choice
Find the common ratio r for the given infinite geometric sequence. -
3
,
ā
9
,
27
,
ā
81
,
243
,
ā¦
3 , - 9,27 , - 81,243 , \ldots
3
,
ā
9
,
27
,
ā
81
,
243
,
ā¦
Question 165
Multiple Choice
Use a graphing calculator to evaluate the sum. Round to the nearest thousandth. -
ā
i
=
2
9
ā
2
(
0.93
)
i
\sum _ { i = 2 } ^ { 9 } - 2 ( 0.93 ) i
ā
i
=
2
9
ā
ā
2
(
0.93
)
i
Question 166
Multiple Choice
Evaluate the series, if it converges. -
ā
i
=
1
ā
25
(
7
10
)
i
ā
1
\sum _ { i = 1 } ^ { \infty } 25 \left( \frac { 7 } { 10 } \right) ^ { i - 1 }
ā
i
=
1
ā
ā
25
(
10
7
ā
)
i
ā
1
Question 167
Multiple Choice
Solve the problem. -A woman borrowed $10,000 at 2% interest compounded annually. If the loan was paid off in one lump sum at the end of 5 years, how much did she pay?
Question 168
Multiple Choice
Use a graphing calculator to evaluate the sum. Round to the nearest thousandth. -
ā
k
=
1
6
(
1.41
)
k
\sum _ { \mathrm { k } = 1 } ^ { 6 } ( 1.41 ) ^ { \mathrm { k } }
ā
k
=
1
6
ā
(
1.41
)
k
Question 169
Multiple Choice
Evaluate the series, if it converges. -
ā
i
=
1
ā
24
(
7
2
)
i
ā
1
\sum _ { i = 1 } ^ { \infty } 24 \left( \frac { 7 } { 2 } \right) ^ { i - 1 }
ā
i
=
1
ā
ā
24
(
2
7
ā
)
i
ā
1
Question 170
Multiple Choice
Solve the problem. -A pendulum bob swings
5.0
Ā
c
m
5.0 \mathrm {~cm}
5.0
Ā
cm
on its first oscillation. On each subsequent oscillation the bob travels
3
5
\frac { 3 } { 5 }
5
3
ā
of the previous distance. Find the total distance the bob travels before coming to rest.
Question 171
Multiple Choice
Solve the problem. -A sequence of yearly payments of $3000 is invested at an interest rate of 2%, compounded annually. What is the total amount of the annuity after 8 years?
Question 172
Multiple Choice
Find the common ratio r for the given infinite geometric sequence. -
3
,
9
,
27
,
81
,
243
,
ā¦
3,9,27,81,243 , \ldots
3
,
9
,
27
,
81
,
243
,
ā¦
Question 173
Multiple Choice
Solve the problem. -A ball is dropped from a height of
5.0
Ā
m
5.0 \mathrm {~m}
5.0
Ā
m
. On each upward bounce the ball returns to
2
5
\frac { 2 } { 5 }
5
2
ā
of its previous height. Find the total vertical distance the ball travels before coming to rest.
Question 174
Multiple Choice
Solve the problem. -A sequence of yearly payments of $1500 is invested at the end of every compounding period, where interest is compounded semi-annually at 1%. What is the total amount of the annuity at the End of 4 years?