Uploaded by Eduard Khasanov

7th Grade Math Final Exam

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15B
Name
Cumulative Test
Score
Also take Power-Up Test 15
Saxon Math Course 3
1. Three out of four doctors surveyed
recommended the product.
Eighty doctors surveyed did not
recommend the product. How
many doctors were surveyed?
(45)
For questions 6–8, refer to the figure.
B 10 in. A
11 in.
10 in.
C 10 in. D 8 in. E
6. Find the area of parallelogram
ABCD.
(60)
2. A used-car salesperson purchased
a car for $5000 and sold it for 40%
more. What was the selling price of
the car?
(67)
3. Four minutes is what percent of
an hour?
© Houghton Mifflin Harcourt Publishing Company and Stephen Hake
(63)
4. Factor: 3x2 + 6x
(61)
5. During the season a basketball
player made 25 out of 40 free throws.
What is the probability that the
player will make her next free throw?
(59)
Saxon Math Course 3
7. Find the area of trapezoid ABCD.
(75)
8. Find the area of triangle ADE.
(20)
9. Graph y = ​ __2 ​ x. Does the graph
3
indicate direct variation? Why or
why not?
(69)
10. The sides of a square are increased
by a scale factor of 3. The area of
the larger square is what percent of
the area of the smaller square?
(26, 71)
101
Cumulative Test continued
11. Use two unit multipliers to convert
(72)
72 square feet to square yards.
15B
For questions 15 and 16, solve for x.
15. 7x + x – 3 = 21
(50)
12. Sketch a net of this pyramid.
(55)
5.6 ​
x  ​ = ​ ___
16.​ __
(44) 7
2.8
For questions 17–20, simplify the
expression.
1.4 × 104 ​
17.​ __________
(57) 2 × 10–2
14. This figure illustrates
(Inv. 2)
20x3y–2
18.​ _______
​
(27, 51) 16x–2y2
© Houghton Mifflin Harcourt Publishing Company and Stephen Hake
13. A formula for the following
(73)
sequence is an = 3n – 1
2, 5, 8, 11, . . .
Find the 50th term of the sequence.
_____
19.​4900 ​
(15)
___
20.​12 ​
(74)
A. a triangular prism.
B. the perimeter of a triangle.
C. the Pythagorean Theorem.
D. the area of the triangle.
102
Saxon Math Course 3
Name
Cumulative Test 17A
Score
Also take Power-Up Test 17
Saxon Math Course 3
1. A deck of 26 alphabet cards
contains one card for every letter
including the vowels A, E, I, O,
and U. One card is drawn and not
replaced and then a second card is
drawn. What is the probability that
both cards are vowels?
(83)
Figure ABCD is a rectangle. Refer to this
figure to answer questions 5 and 6.
D 5 cm E
F 9 cm A
12 cm
C
12 cm
20 cm
B
5. What are the lengths of CE, EF, and
FB?
(8, Inv. 2)
2. Alex figured she saved $12 buying
the item at a 30% discount. How
much did she pay for the item?
(67)
6. What is the area of trapezoid
BCEF?
(75)
3. Which of the following is not a
characteristic of a graph displaying
direct variation?
© Houghton Mifflin Harcourt Publishing Company and Stephen Hake
(69)
A. T
he graph is a line or aligned
points.
B. The graph aligns with the origin.
7. A formula for this sequence is
an = n2 – 2. What is the twelfth
term of the sequence?
–1, 2, 7, 14, . . .
(73)
C. The slope of the graph is positive.
D. T
he graph lies in the 2nd and 4th
quadrants.
8. How much money is 66 ​ __2 ​% of
3
$36.00?
(86)
4. If an image on a computer screen
is increased 50%, then its area
increases by what percent?
(71)
Saxon Math Course 3
107
Cumulative Test continued 17A
For questions 9 and 10, refer to the
cylinder.
For questions 15 and 16, solve for x.
15. x – 0.5x = 1.2
(50)
9. What is the volume of the cylinder?
16.​ __2 ​ x – ​ __1 ​ = ​ __2 ​
3
3
3
(50)
(76)
11. Sketch the graph of the equation
(82)
2x + 3y = 6.
12. Solve this equation for x:
(79)
ax + b = c
18. 3x2 + 2x – x2 – x
(31, 33)
© Houghton Mifflin Harcourt Publishing Company and Stephen Hake
10. What is the lateral surface area of
(85)
the cylinder?
For questions 17–20, simplify the
expression.
4x2y–1x
17.​ _______
​
(27, 51)
6x4y2
19. (–2) – (–2)2
(33, 36)
__
__
6
20. 2​3
 ​ ∙ ​
 ​
(74, 78)
13. Solve and graph on a number line:
(77)
3 – x < 4
14. Convert 30 gallons per hour to
quarts per minute using two unit
multipliers. Show your work.
(64, 72)
108
Saxon Math Course 3
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