Hobart & William Smith Colleges Algebra Questions

Solve and complete. I need help with these algebra 2 review questions!!! Questions and answer choices are in the attached files!

x Brook Singleton’s Home Pa X ALG II B 2522: Semester X
+
х
0
A https://www.connexus.com/content/chrome/online/lessonViewer.aspx?header=true&idCourse=79475&idUnit=&idLesson=&page=1&idWebuser=3105908&i . ☆
Lesson 2: Semester B Exam
ALG II B 2522 Unit 8: Semester B Review and Exam
Assessment
19. What is S10 for 1 + 4 + 16 +64 + … ? (1 point)
O 349,525
O 87,381
O6,400
O 1,365
с
(1 point)
20. In June, Cory begins to save money for a video game and a TV he wants to buy in December.
He starts with $24. Each month he plans to save 10% more than the previous month. How
much money will he have at the end of December?
O $203.74
O $177.34
O $227.69
$185.22
21. The half-life of a certain radioactive material is 37 days. An initial amount of the material has a (1 point)
mass of 477 kg. Write an exponential function that models the decay of this material. Find how
much radioactive material remains after 6 days. Round your answer to the nearest thousandth.
Oy
Dy – 47(1)**
: 0 kg
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x Brook Singleton’s Home Pa X ALG II B 2522: Semester X
+
х
0
A https://www.connexus.com/content/chrome/online/lessonViewer.aspx?header=true&idCourse=79475&idUnit=&idLesson=&page=1&idWebuser=3105908&i . ☆
Lesson 2: Semester B Exam
ALG II B 2522 Unit 8: Semester B Review and Exam
Assessment
22. Evaluate the logarithm. (1 point)
log 1024
с
o
05
0-5
04
06
23. Estimate the value of the logarithm to the nearest tenth. (1 point)
log7 55
E
O0.5
O2.1
0-2.6
06.0
24. Solve In 3 + In (4x) = 4. Round your answer to the nearest hundredth. (1 point)
O 0.01
0091
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x Brook Singleton’s Home Pa X ALG II B 2522: Semester X
+
х
0
A https://www.connexus.com/content/chrome/online/lessonViewer.aspx?header=true&idCourse=79475&idUnit=&idLesson=&page=1&idWebuser=3105908&i ☆
Lesson 2: Semester B Exam
ALG II B 2522 Unit 8: Semester B Review and Exam
Assessment
(1 point)
25. There are 10 students in a social studies class. Three students will be selected to present their
term projects today. In how many different orders can three students be selected?
O 120
O 720
O 60
O 1440
|С
C
o
26. What is the theoretical probability of rolling a sum of 6 on one roll of two standard number
cubes?
(1 point)
5
ο ο ο ο
01-
27. Garrett throws a dart at a circular dart board. The dart board has a radius of 15 inches, and the (1 point)
bull’s eye in the center of the dart board has a radius of 2 inches. What is the probability that a
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x Brook Singleton’s Home Pa X ALG II B 2522: Semester X
+
х
0
A https://www.connexus.com/content/chrome/online/lessonViewer.aspx?header=true&idCourse=79475&idUnit=&idLesson=&page=1&idWebuser=3105908&i ☆
Lesson 2: Semester B Exam
ALG II B 2522 Unit 8: Semester B Review and Exam
Assessment
6
27. Garrett throws a dart at a circular dart board. The dart board has a radius of 15 inches, and the (1 point)
bull’s eye in the center of the dart board has a radius of 2 inches. What is the probability that a
dart thrown at random within the dartboard will hit the bull’s eye? Round your answer to the
nearest tenth, if necessary.
C
o
IR
O 1.8%
05.6%
O 8.4%
O 13.3%
28. You roll a standard, six-sided number cube. What is the probability of rolling a prime number (1 point)
or a number greater than 4?
E
Ο ο ο ο
P
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x Brook Singleton’s Home Pa X ALG II B 2522: Semester X
+
х
0
A https://www.connexus.com/content/chrome/online/lessonViewer.aspx?header=true&idCourse=79475&idUnit=&idLesson=&page=1&idWebuser=3105908&i ☆
Lesson 2: Semester B Exam
ALG II B 2522 Unit 8: Semester B Review and Exam
Assessment
29. The table shows the results of a survey of college students. Find the probability that a student’s (1 point)
first class of the day is a humanities class, given the student is male. Round to the nearest
thousandth
First Class of the Day for College Students
|С
C
lo
IR
Male Female
Humanities 70 80
Science 50 80
Other 60 70
0.171
O 0.467
O 0.269
00.389
The test scores for a math class are shown below.
P
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