Algebra Test 9

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Algebra Test 9

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Question 1/30
1 / -0

Directions For Questions

x2 3x - 36 = 0

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The length of a rectangular garden is 3 yards more than its width. If the area of the garden is 36 square yards, which equation could be used to find the dimensions of the garden?

Correct

Wrong

Skipped
A
x2 3x - 36 = 0

Correct

Wrong

Skipped
B
x2 3x 36 = 0

Correct

Wrong

Skipped
C
x2 - 3x - 36 = 0

Correct

Wrong

Skipped
D
x2 - 3x 36 = 0

Solutions
x2 3x - 36 = 0
Question 2/30
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Directions For Questions

0.40

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In a charity show tickets numbered consecutively from 101 through 350 are placed in a box. What is the probability that a ticket selected at random (blindly) will have a number with a hundredth digit of 2?

Correct

Wrong

Skipped
A
100/249

Correct

Wrong

Skipped
B
99/250

Correct

Wrong

Skipped
C
0.40

Correct

Wrong

Skipped
D
0.285

Solutions
0.40
Question 3/30
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Directions For Questions

Trapezium

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k -j is.?

Correct

Wrong

Skipped
A
Trapezium

Correct

Wrong

Skipped
B
Parallelogram

Correct

Wrong

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C
Rectangle

Correct

Wrong

Skipped
D
None of these

Solutions
Trapezium
Question 4/30
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Directions For Questions

27

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The next trem in the sequence 8,24,12,36,18,54,........is

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Skipped
A
108

Correct

Wrong

Skipped
B
27

Correct

Wrong

Skipped
C
64

Correct

Wrong

Skipped
D
78

Solutions
27
Question 5/30
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Directions For Questions

{(–2, –2), (0, 0), (1, 1), (2, 2)}

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Which relation is a function?

Correct

Wrong

Skipped
A
{(4, 0), (4, 1), (4, 2), (4, 3)}

Correct

Wrong

Skipped
B
{(–1, 3), (–2, 6), (0, 0), (–2, –2)}

Correct

Wrong

Skipped
C
{(7, 4), (8, 8), (10, 8), (10, 10)}

Correct

Wrong

Skipped
D
{(–2, –2), (0, 0), (1, 1), (2, 2)}

Solutions
{(–2, –2), (0, 0), (1, 1), (2, 2)}
Question 6/30
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Directions For Questions

6

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15 - n = 9?

Correct

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Skipped
A
3

Correct

Wrong

Skipped
B
6

Correct

Wrong

Skipped
C
24

Correct

Wrong

Skipped
D
22

Solutions
6
Question 7/30
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Directions For Questions

5x3 - x2 x - 4

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(5x

Correct

Wrong

Skipped
A
4x7 x - 4

Correct

Wrong

Skipped
B
5x3 - x4 x - 4

Correct

Wrong

Skipped
C
5x3 - x2 x - 4

Correct

Wrong

Skipped
D
5x3 x2 x -2

Solutions
5x3 - x2 x - 4
Question 8/30
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Directions For Questions

1/4

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A game consists of tossing a coin three times. If you toss three heads or three tails, you win. If you toss anything else, you lose. What is the probability of winning this game?

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Skipped
A
1/2

Correct

Wrong

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B
1/8

Correct

Wrong

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C
1/6

Correct

Wrong

Skipped
D
1/4

Solutions
1/4
Question 9/30
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Directions For Questions

(x 1 y)( x 1 ?y)

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Which product of factors is equivalent to (x 1)2?y2=?

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Skipped
A
(x 1 y)( x 1 ?y)

Correct

Wrong

Skipped
B
(x?1 y)( x -1- y)

Correct

Wrong

Skipped
C
(x 1?y) 2

Correct

Wrong

Skipped
D
(x 1 y) 2

Solutions
(x 1 y)( x 1 ?y)
Question 10/30
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Directions For Questions

8 dozen

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For a wedding, Shereda bought several dozen roses and several dozen carnations. The roses cost 15 per dozen, and the carnations cost 8 per dozen. Shereda bought a total of 17 dozen flowers and paid a total of $192. How many roses did she buy?

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Skipped
A
7 dozen

Correct

Wrong

Skipped
B
9 dozen

Correct

Wrong

Skipped
C
6 dozen

Correct

Wrong

Skipped
D
8 dozen

Solutions
8 dozen
Question 11/30
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Directions For Questions

(1,-1/6)

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Which point lies on the line defined by 3x 6y=2?

Correct

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Skipped
A
(0, 6)

Correct

Wrong

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B
(1,-1/6)

Correct

Wrong

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C
(1,-1/3)

Correct

Wrong

Skipped
D
(0, 2)

Solutions
(1,-1/6)
Question 12/30
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Directions For Questions

1/12

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You toss a coin and roll a die. What is the probability of getting a tail and a 4 on the die?

Correct

Wrong

Skipped
A
1/12

Correct

Wrong

Skipped
B
1/8

Correct

Wrong

Skipped
C
1/6

Correct

Wrong

Skipped
D
1/2

Solutions
1/12
Question 13/30
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Directions For Questions

1/2

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If the square root of x is greater than x, then x could be?

Correct

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Skipped
A
4

Correct

Wrong

Skipped
B
2

Correct

Wrong

Skipped
C
0

Correct

Wrong

Skipped
D
1/2

Solutions
1/2
Question 14/30
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Directions For Questions

3

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7 n = 10?

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Wrong

Skipped
A
7

Correct

Wrong

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B
17

Correct

Wrong

Skipped
C
10

Correct

Wrong

Skipped
D
3

Solutions
3
Question 15/30
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Directions For Questions

21

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(48/3) 5 =?

Correct

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Skipped
A
20

Correct

Wrong

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B
18

Correct

Wrong

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C
21

Correct

Wrong

Skipped
D
11

Solutions
21
Question 16/30
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Directions For Questions

x2 8x 16

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(x 4)

Correct

Wrong

Skipped
A
x2 8x 16

Correct

Wrong

Skipped
B
x2 4x 8

Correct

Wrong

Skipped
C
x2 4x 16

Correct

Wrong

Skipped
D
x2 16

Solutions
x2 8x 16
Question 17/30
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Directions For Questions

4x 3

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Remove the parentheses and simplify:?

Correct

Wrong

Skipped
A
4x 3

Correct

Wrong

Skipped
B
4x - 3

Correct

Wrong

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C
4x - 3

Correct

Wrong

Skipped
D
-4x 3

Solutions
4x 3
Question 18/30
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Directions For Questions

addition

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________ of two vectors uses the Law of Parallelogram.?

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A
addition

Correct

Wrong

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B
division

Correct

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C
multiplication

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D
all of these

Solutions
addition
Question 19/30
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Directions For Questions

0.95

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You are dealt five cards from a deck of 52. What is the probability that you will have some red and some black cards?

Correct

Wrong

Skipped
A
0.05

Correct

Wrong

Skipped
B
0.98

Correct

Wrong

Skipped
C
0.95

Correct

Wrong

Skipped
D
0.025

Solutions
0.95
Question 20/30
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Directions For Questions

x=-12 or x=4

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What is the solution set of the inequality 5 -|x 4|<=-3?

Correct

Wrong

Skipped
A
-12=< x =<4

Correct

Wrong

Skipped
B
-2=< x =<6

Correct

Wrong

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C
x=<-2 or x>=6

Correct

Wrong

Skipped
D
x=-12 or x=4

Solutions
x=-12 or x=4
Question 21/30
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Directions For Questions

3/4

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What is the probability the spinner will not stop on green?

Correct

Wrong

Skipped
A
3/4

Correct

Wrong

Skipped
B
2/4

Correct

Wrong

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C
1/8

Correct

Wrong

Skipped
D
1/4

Solutions
3/4
Question 22/30
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Directions For Questions

(n^2-11)/2

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If n=5, which of the following has the greatest value ?

Correct

Wrong

Skipped
A
(n^2-11)/2

Correct

Wrong

Skipped
B
(n^2-10)/3

Correct

Wrong

Skipped
C
(n 11)/4

Correct

Wrong

Skipped
D
(n^2 5)/5

Solutions
(n^2-11)/2
Question 23/30
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Directions For Questions

y=4x-22

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What is the equation of the line that has a slope of 4 and passes through the point (3, -10)?

Correct

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Skipped
A
y=4x 22

Correct

Wrong

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B
y=4x-22

Correct

Wrong

Skipped
C
y=4x 43

Correct

Wrong

Skipped
D
y=4x-43

Solutions
y=4x-22
Question 24/30
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Directions For Questions

n*12=240000

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The yearly cost of renting a car from a dealer is Rs 240000. If Rs. n is the rent per month, then which equation given below could be used to find the rent per month ?

Correct

Wrong

Skipped
A
n 12 =240000

Correct

Wrong

Skipped
B
n*12=240000

Correct

Wrong

Skipped
C
n-12=240000

Correct

Wrong

Skipped
D
n 12=240000

Solutions
n*12=240000
Question 25/30
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Directions For Questions

either vector or scalar

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Multiplication of two vectors is __________.?

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Skipped
A
scalar

Correct

Wrong

Skipped
B
vector

Correct

Wrong

Skipped
C
either vector or scalar

Correct

Wrong

Skipped
D
cannot say

Solutions
either vector or scalar
Question 26/30
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Directions For Questions

(5x3 - 11y2)(5x3 11y2)

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Factor: 25x

Correct

Wrong

Skipped
A
(5x3 11y2)(5x3 11y2)

Correct

Wrong

Skipped
B
(5x3 - 11y2)(5x3 11y2)

Correct

Wrong

Skipped
C
55(x3 - y2)(x3 y2)

Correct

Wrong

Skipped
D
(5x3 - 11y2)(5x3 - 11y2)

Solutions
(5x3 - 11y2)(5x3 11y2)
Question 27/30
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Directions For Questions

two identical lines

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Which of the following best describes the graph of this system of equations? y=-2x 3 5y=-10x 15

Correct

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Skipped
A
two identical lines

Correct

Wrong

Skipped
B
two lines intersecting in only two points

Correct

Wrong

Skipped
C
two identical lines

Correct

Wrong

Skipped
D
two lines intersecting in only one point

Solutions
two identical lines
Question 28/30
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Directions For Questions

n - 3

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If n - 5 is an even integer, what is the next larger consecutive even integer?

Correct

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Skipped
A
n 2

Correct

Wrong

Skipped
B
n - 4

Correct

Wrong

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C
n - 7

Correct

Wrong

Skipped
D
n - 3

Solutions
n - 3
Question 29/30
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Directions For Questions

3/100

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The odds in favour of getting rain in a desert during any particular year are 3:97. The probability of rain in a given year is?

Correct

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Skipped
A
3/94

Correct

Wrong

Skipped
B
97/100

Correct

Wrong

Skipped
C
3/97

Correct

Wrong

Skipped
D
3/100

Solutions
3/100
Question 30/30
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Directions For Questions

3

...view full instructions

4 - n = 1 ?

Correct

Wrong

Skipped
A
1

Correct

Wrong

Skipped
B
3

Correct

Wrong

Skipped
C
5

Correct

Wrong

Skipped
D
2

Solutions
3

Question 1/30

x2 3x - 36 = 0

x2 3x 36 = 0

x2 - 3x - 36 = 0

x2 - 3x 36 = 0

Question 2/30

100/249

99/250

0.40

0.285

Question 3/30

Trapezium

Parallelogram

Rectangle

None of these

Question 4/30

108

27

64

78

Question 5/30

{(4, 0), (4, 1), (4, 2), (4, 3)}

{(–1, 3), (–2, 6), (0, 0), (–2, –2)}

{(7, 4), (8, 8), (10, 8), (10, 10)}

{(–2, –2), (0, 0), (1, 1), (2, 2)}

Question 6/30

3

6

24

22

Question 7/30

4x7 x - 4

5x3 - x4 x - 4

5x3 - x2 x - 4

5x3 x2 x -2

Question 8/30

1/2

1/8

1/6

1/4

Question 9/30

(x 1 y)( x 1 ?y)

(x?1 y)( x -1- y)

(x 1?y) 2

(x 1 y) 2

Question 10/30

7 dozen

9 dozen

6 dozen

8 dozen

Question 11/30

(0, 6)

(1,-1/6)

(1,-1/3)

(0, 2)

Question 12/30

1/12

1/8

1/6

1/2

Question 13/30

4

2

0

1/2

Question 14/30

7

17

10

3

Question 15/30

20

18

21

11

Question 16/30

x2 8x 16

x2 4x 8

x2 4x 16

x2 16