Download 2016-2017 Brain Builder 32

Name:______________________________________ Class:_______ Math 8/Advanced Math 7
Brain Builder 32
Indicate the answer choice that best completes the statement or answers the question.
1. If the trend shown in the graph continues, how many tickets will be sold after 10 hours?
a. 10 tickets
c. 25 tickets
b. 15 tickets
d. 50 tickets
2. The table shows the side lengths of different triangles. Which are right triangles?
a. Triangles 1 and 2
b. Triangles 1 and 3
c. Triangles 1 and 4
d. Triangles 3 and 4
Powered by Cognero
Page 1
Name:______________________________________ Class:_______ Math 8/Advanced Math 7
Brain Builder 32
3. The distance between consecutive bases on a baseball field is 90 feet. The pitcher’s mound is
located 60.5 feet from home plate. How far is the pitcher’s mound from second base? Round to the nearest tenth of a foot.
a. 60.5 ft
c. 66.8 ft
b. 65 ft
d. 72.3 ft
4. The sum of one-half of a number and 6 is one-third of the number. What is the number?
a. 36
b. 30
c. 30
d. 36
5. Allie is moving a piece of artwork on her wall. The original location of the artwork is shown in the graph below. She
rotates the artwork 90 about vertex T. Then she uses the algebraic representation (x, y) (x 4, y 3) to move the artwork.
What are the coordinates of the vertex A after the transformations?
a. ( 1, 8)
c. ( 2, 7)
Powered by Cognero
b. (3, 3)
d. ( 6, 2)
Page 2
Name:______________________________________ Class:_______ Math 8/Advanced Math 7
Brain Builder 32
6. Which mapping is NOT a function?
a.
b.
c.
d.
7. Eli’s parents opened a savings account for him when he was born. The account earns compound interest, compounded
monthly. How much money will be in Eli’s account at age 21?
a. $5,414.15
c. $6,914.15
b. $6,414.15
d. $7,914.15
8. The radius of a sphere is halved. What fraction of the original volume is the volume of the smaller sphere?
a.
b.
c.
d.
Powered by Cognero
Page 3
Name:______________________________________ Class:_______ Math 8/Advanced Math 7
Brain Builder 32
9. Rex deposited $1,000 into an account that earns 5% compound interest, compounded monthly. How much interest will
Rex earn after 10 years?
a. $637.01
b. $647.01
c. $1,637.01
d. $1,647.01
10. What algebraic representation explains the effect of the transformation from
a. (x, y)
(x 2, y 5)
b. (x, y)
(x 2, y 5)
c. (x, y)
(x 5, y 2)
d. (x, y)
(x 5, y 2)
ABC to
A'B'C'?
11. Which list shows the numbers in order from greatest to least?
a.
,
, 2.74
b.
c.
d.
,
, 2.74
2.74,
2.74,
,
,
12. Which list shows the numbers in order from least to greatest?
a.
,
, , 230%, 2.31
b.
c.
d.
230%,
,
,
, 230%, 2.31,
,
, 2.31
,
, 2.31, 230%,
Powered by Cognero
Page 4
Name:______________________________________ Class:_______ Math 8/Advanced Math 7
Brain Builder 32
13. Sophia is drawing triangles for an art project. Which algebraic representation describes the transformation of
A'B'C'?
a. (x, y)
( x 3, y 5)
b. (x, y)
(x 3, y 5)
c. (x, y)
( x 3, y 3)
d. (x, y)
(x 3, y 3)
to
14. Amelia deposited money into an account that earns compound interest, compounded quarterly. How much money is in
her account after 20 years?
a. $3,435.99
c. $4,935.99
b. $4,245.99
d. $5,252.99
15. Marcy wants to paint the sides of the wooden storage chest shown below gray, and the lid white. How much greater is
the gray surface than the white surface?
a. 1,260 in
b. 1,710 in
c. 1,890 in
d. 9,900 in
16. triangle has vertices J( 3, 8), K(7, 1), and L( 2, 0). The triangle is dilated so that vertex
K' has coordinates (21, 3). Which algebraic representation represents the dilation?
a. (3x, 3y) (x, y)
b. (x, 3y) (3x, y)
c. (3x, y)
(x, 3y)
d. (x, y)
(3x, 3y)
Powered by Cognero
Page 5
Name:______________________________________ Class:_______ Math 8/Advanced Math 7
Brain Builder 32
17. Which list shows the numbers in order from greatest to least?
a.
, 110%, 1.001, 1.0101
b.
c.
d.
1.0101, 110%,
1.001,
, 1.001
, 1.0101, 110%
110%, 1.0101,
, 1.001
18. Sarah is taking an aerobics class. During the first set of moves they take 3 steps forward (up), 1 step left, 2 steps right,
and 4 steps back (down). Which algebraic representation shows the set of moves?
a. (x, y) (x 1, y 1)
b. (x, y) ( x, y)
c. (x, y)
(x 1, y 1)
d. (x, y)
(x, y)
19. The table shows the amount of money Kenneth saved each month. If you were to graph the line of this proportional
relationship, what is the slope and what does it represent?
a. 35; Kenneth saved $35 per month.
b. 70; Kenneth saved $70 per month.
c. 105; Kenneth saved $105 per month.
d. 140; Kenneth saved $140 per month.
20. Which relation is a function?
a. {( 2, 0), ( 1, 0), ( 1, 1), (0, 2)}
b. {(0, 1), (1, 3), (2, 5), (3, 7)}
c. {( 1, 4), ( 1, 6), (0, 4), (1, 8)}
d. { (9, 5), (9, 5), (11, 7), (11, 7)}
Powered by Cognero
Page 6