Wk 3 – Midterm Exam [due Mon]
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Question 1
10 Points
Given a function described as equation y = 3x + 4, what is y when x is 1, 2, and 3?
1.
7, 8, 9
2.
3, 7, 11
3.
3, 6, 9
4.
7, 10, 13
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Question 2
10 Points
Given this equation for converting temperature from Celsius (c) to Fahrenheit (f): f = (9/5)c + 32
What is f when c is 30?
1.
77
2.
86
3.
95
4.
104
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Question 3
10 Points
What are m and b in the linear equation, using the common meanings of m and b?
1 + 4x + 6 – x = y
1.
m is 3, b is 7
2.
m is 4, b is 6
3.
m is 7, b is 3
4.
m is 6, b is 4
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Question 4
10 Points
The figure below shows costs for a current home mortgage versus a refinanced home mortgage. Refinancing has initial costs, but results in a lower monthly payment. Which best describes the lines?
1.
The blue line is for refinancing, which starts cheaper but eventually is costlier
2.
The blue line is for refinancing, which starts costlier but eventually is cheaper
3.
The orange line is for refinancing, which starts cheaper but eventually is costlier
4.
The orange line is for refinancing, which starts costlier but eventually is cheaper
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Question 5
10 Points
To draw a graph for y = 2x + 5, a person can draw a point at x of 0 and y of ___, a second point by going over 1 and up ___, and then draw a line through the points.
1.
0, 5
2.
2, 5
3.
5, 2
4.
2, 5
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Question 6
10 Points
A parking lot charges $2 per hour for the first 4 hours, then $3 per hour after that. Which equation(s) describes the total cost y as a function of the hours x?
1.
y = 3x + 8
2.
y = 2x + 12
3.
y = 2x for x of 4 or less / y = 2x + 3x for x of 5 or more
4.
y = 2x for x of 4 or less / y = 8 + 3(x – 4) for x of 5 or more
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Question 7
10 Points
Cells B1, C1, and D1 contain the values Seat1Row1, Seat1Row2, and Seat1Row3. If cells B1, C1, and D1 were selected, and autofill used to fill E1, F1, and G1, what would be the autofilled values?
1.
Seat2Row3, Seat3Row3, Seat4Row3
2.
Seat2Row4, Seat3Row5, Seat4Row6
3.
Seat1Row4, Seat1Row5, Seat1Row6
4.
Autofill cannot be used for these values
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Question 8
10 Points
If A2 is changed from 5 to 8, what value will appear in C3 if C3 contains the formula =A2*2?
1.
8
2.
10
3.
16
4.
20
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Question 9
10 Points
The formula in cell B1 is =A$2. Autofill is used by dragging B1’s autofill box across to C1, D1, and E1. What formulas will appear in C1, D1, and E1, respectively?
1.
=A$2, =A$2, =A$2
2.
=A$2, A$3, A$4
3.
=B$2, C$2, D$2
4.
=B$2, C$3, D$4
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Question 10
10 Points
Based on the line graph shown, how did Google’s stock price perform between September 2015 and December 2015?
1.
The stock price did not change
2.
The stock price decreased
3.
The stock price increased
4.
Not enough information to determine the stock price performance
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Question 11
10 Points
Based on the grouped bar chart below, in which year did the largest gap between men and women exist in the U.S. workforce?
1.
1970
2.
1980
3.
2000
4.
2010
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Question 12
10 Points
For which of the following sets of data should a stacked bar chart be used?
1.
The average height of men vs. the average height of women
2.
The number of red cars vs. the number of red bicycles
3.
The total number of movies watched categorized by science fiction vs. non-science fiction
4.
The average age of surfers vs. the average age of scuba divers
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Question 13
10 Points
The total amount of time university students in the United States spend sleeping, grooming, eating and drinking, and traveling is about:
1.
of the total time
2.
of the total time
3.
of the total time
4.
of the total time
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Question 14
10 Points
For the given fact below, which subsequent true/false statement is true?
Fact: Mel received in A in Math.
1.
Mel passed the math class.
2.
Mel failed the math class.
3.
Mel likes math.
4.
Mel took math this semester.
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Question 15
10 Points
Indicate the most appropriate if-then statement that the English sentence represents:
People 25 years or older do not pay an additional car rental fee.
1.
If a person is 25 years old or older, then the person does not pay an additional car rental fee.
2.
If a person is 25 years old or younger, then the person does not pay an additional car rental fee.
3.
If a person does not need to pay an additional car rental fee, then the person is 25 years old or older.
4.
Unknown
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Question 16
10 Points
Given: If X, then Y. If Y, then Z.
Y is true. So:
1.
X is unknown, Z is unknown
2.
X is unknown, Z is true
3.
X is false, Z is true
4.
X is true, Z is true
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Question 17
10 Points
Using everyday knowledge, which of the following statements is an if-then statement whose reverse is also correct?
1.
If the TV is unplugged, then the TV will not turn on.
2.
If the light bulb was recently on, then the light bulb is hot.
3.
If an ambulance has emergency lights on, then cars on the road pull over.
4.
If the wind is blowing, then the weather is chilly.
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Question 18
10 Points
Using everyday knowledge, indicate whether the if-then statements are correct forward-only or both forward and reverse.
Statement 1: If Bo is Mel’s sibling, then Mel is Bo’s sibling.
/ Statement 2: If the sprinklers are on, then the grass is wet.
1.
Forward-only / Forward-only
2.
Forward-only / Forward and reverse
3.
Forward and reverse / Forward-only
4.
Forward and reverse / Forward and reverse
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Question 19
10 Points
Given: If A AND B, then C. Given: The if-then statement’s reverse is also correct. Given A is false, B is false. What is C?
1.
True
2.
False
3.
Both true and false
4.
Unknown
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Question 20
10 Points
What pages will be favored for the given search? Search terms: Michael OR Jordan
1.
Pages about Michael Jordan
2.
Pages about Michael, plus pages about OR, plus pages about Jordan
3.
Pages about Michael, plus pages about Jordan
4.
Pages about Michael, plus pages about Jordan, plus pages about both
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Question 21
10 Points
The rules for a soccer player receiving a yellow card are as follows:
IF a player
delays-restart
OR (dissents-by-word OR dissents-by-action)
OR ((enters OR re-enters OR leaves) AND NOT (had-permission))
OR ((corner-kick OR free-kick OR throw-in) AND fails-respect-distance)
OR commits-persistence-offences
THEN the player should receive a yellow card
A player leaves the field with permission. Later, the player re-enters the field without permission. The player:
1.
Should receive a yellow card
2.
Should not receive a yellow card
3.
Should receive a yellow card only if the player also delays the restart
4.
Should receive a yellow card only if committing all the other 4 offenses too
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Question 22
10 Points
What percentage of people partake in physical activity and abstain from smoking, but do not eat fruit and vegetables?
1.
1%
2.
5%
3.
10%
4.
14%
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Question 23
10 Points
Given the true/false statements are true (facts), select the best logical induction made from those statements:
Mo likes oranges. Jai likes oranges. Ben likes oranges.
1.
People don’t like apples
2.
People only like oranges
3.
People like oranges
4.
People like fruit
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Question 24
10 Points
Given a function described as the table below, what is y when x is 2?
1.
0
2.
1
3.
2
4.
4
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Question 25
10 Points
Given a function described as the graph below, what is y when x is 3?
1.
1
2.
3
3.
6
4.
10
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Question 26
10 Points
The figure below shows total costs for three gym memberships. Which is the most accurate statement?
1.
Of the 3 memberships, Monthly is cheapest for under 5 months, while Standard is cheapest for over 10 months.
2.
Platinum is costliest for any duration
3.
Monthly is cheapest for any duration except for 5-10 months
4.
Standard is cheapest for a duration between 5-10 months; other plans are cheaper for shorter or longer durations.
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Question 27
10 Points
The figure shows estimated medical costs versus what a user actually pays for three health insurance plans with different deductibles. For which plan does the user pay the least for estimated medical costs of $4,000?
1.
$500 deductible plan
2.
$1,000 deductible plan
3.
$2,000 deductible plan
4.
The user pays the same for all three plans.
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Question 28
10 Points
What is the value of cell C2?
1.
2
2.
24
3.
50
4.
64
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Question 29
10 Points
What formula should be entered in A3 to compute A1 divided by C3?
1.
=A3/A1
2.
=A1/C3
3.
=A1*C3
4.
=C3/A1
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Question 30
10 Points
Based on the vertical bar chart below, in which of the following months were approximately 10% of professional European soccer players born?
1.
January
2.
April
3.
October
4.
December
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