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Worksheetsmath quiz review 2
Total questions: 147
Worksheet time: 7hrs 40mins
Which of the following sets represent a finite set?
X = {10, 20, 30, 40, 50 ...}
Y = {The number of seconds in a decade}
c. Z = {x : 4 < x < 7, x ∈ R}, Where R = Set of real number
d. W = {x : x is the multiple of 3}
A = {0, 1, 2, 3, 4 ...}
B = {1, 2, 3, 4, 5 ...}
C = {0, 2, 4, 6, 8 ...}
Which of the following is correct?
a. B is the superset of A.
b. B is the superset of C.
c. B is the subset of A.
d. B is the subset of C.
15. A = {1, 3, 5, 7, 9, 10}
B = {4, 6, 7, 8, 9, 10, 12}
U = A ⋃ B
Which of the following is n(A’)?
a. 4
b. 5
c. 7
d. 10
X = {a, e, i, o, u, w, y}
Y = {c, e, f, i, m, o, q, w, z}
Which of the following is Y − X?
a. {e, i, o, w}
b. {c, f, m, q, z}
c. {a, u, y}
d. {c, f, m, q, w, z}
It is a set containing all the elements and other sets including itself.
Well-defined Set
Finite Set
Universal Set
Null Set
Which is an example of an infinite set?
D = {a, b, c, d, ...}
F = {x|x is a fraction from 1 to 5}
Z is a set of integers
M = {x|x is an integer, -12<x<12}
A is a set of letters in a word "MEAN".
B is a set of letters in a word "NAME".
A and B are ______sets.
Equivalent
Equal
M = {x|x is a letter in a word "FACE"}
N = {x|x is a letter in a word "SAFE"}
M and N are _____ sets.
Equivalent
Equal
G is a set of letters in a word "Freebie".
What is the cardinality of set G?
4
5
6
7
H = {f, a, i, t, h}
Translate set H into a verbal descriptive form.
S is a set of whole numbers less than 20.
Translate set S into Roster or Listing Method.
Is { } a proper subset of every set?
Yes
No
An Equivalent set has....
The same elements as a finite set.
Unequal elements.
Equal elements in both sets.
No element.
What is a set?
A set is a collection of well-defined objects/ elements usually of the same kind.
A set is a collection of people usually the same kind.
A set is a group of people.
A set is a group of school.
Determine the type of set.
The days of the week beginning with the letter "R".
Finite
Infinite
Null
Subsets
Choose the two situations where negative numbers might be used.
Temperatures
Money
Your height
Days from now until Christmas
On a whole number line, what number is three steps left of -1?
3
-3
-4
0
On a whole number line, what number is between -2 and -4?
-3
3
-5
5
Which is the largest number?
-1
-10
-20
-17
What number is in the box?
3
-3
-2
0
Arrange these numbers from smallest to largest.
-1, -3, 5, 0, 8, -6
0, -1, -3, 5, -6, 8
0, -3, -1, -6, 5, 8
-6, -3, -1, 0, 5, 8
-1, -3, -6, 0, 5, 8
If the temperature was -120C, and then it rose by 140C, What is the new temperature?
260C
-260C
-20C
20C
What does it mean to say "I have -₱4,000 in the bank"?
I have ₱4,000 in the bank.
I owe the bank ₱4,000.
The bank owes me ₱4,000.
I have deposited ₱4,000 in the bank.
What is the opposite of -9?
9
0
-9
Find the Absolute Value of -18
18
-18
36
-36
What is the reason that absolute value is always written as a positive?
Absolute value is talking about numbers so it must be positive.
Absolute value does not always have to be positive.
Absolute value is like a clock it has only positive numbers.
Absolute value is talking about distance, distance is always measured by positive numbers.
Compare: -3 and -5
<
>
=
Compare: -10 and 2
>
<
=
What is an absolute value?
The value of a number
The opposite of a number
The distance of a number from zero
The multiplicative inverse of a number
Which word DOES NOT connote a negative number?
Withdrawal
Loss
Fine
Bonus
x2 + 2x3 - 4
binomial
trinomial
quadratic
cubic
4x² - 2
monomial
binomial
trinomial
polynomial
x3y2 - 7x2y + 3
1
3
5
7
x³ + 5
x² + 3
x² + 5x - 6
5x³
-7x3y2z2
3
2
12
7
3xy - 2y + 8x - 7z -16
1
2
4
5
Parenthesis
Multiplication/
Division
Constants
Addition/
Subtractraction
x²+4x-8
x³-7x²+3
x²-8x+10
(x³-6x²+3)+(3x³+4x-1)
(3x²-3x+2)-(x²-2x+1)
3x²+6x-18
What is the degree classification of this polynomial?
x2 + 4x -8
binomial
trinomial
quadratic
cubic
What is the term classification of the following polynomial?
x3 - 7x2 +3
monomial
binomial
trinomial
polynomial
Which is an example of a linear polynomial?
x2 - 5
6x + 4
5x5
2x3 - 9x2
Which is an example of a cubic binomial?
x3 + 5
x2 + 3
x2 + 5x - 6
5x3
What is the constant of this polynomial? 2x3 - 8x2 + 3x - 7
2
-8
3
-7
Simplify:
5(3x+2)
3x+10
15x+10
15x-10
3x-10
-5x6(3x2 - 12x + 30)
-15x8 + 60x7 - 150x6
15x8 - 60x7 - 150x6
8x6 - 17x + 35
-8x6 + 17x - 35x2
(x + 12)(x - 12)
(3x + 2)(2x + 4)
(y - 3)(y + 7)
x3(2x2+3x)
-3x2( 7x2 - x + 4)
Solve the equation:
-5x = 25
x = 20
x = -20
x = -5
x = 5
3x - 5 = -26
x=-21
x=21
x=-7
x=61
3k + 5 = 23
11 - 3x = 44
The first step to solving the equation g - 3 = -12 is to . . .
divide by -3 on both sides of the equal sign
multiply by -3 on both sides of the equal sign
subtract 3 on both sides of the equal sign
add 3 on both sides of the equal sign
Solve the equation 4n - 7 = -23
n = -4
n = 4
n = 7.5
n = -7.5
6x + 2 = 8x - 2
4(2x - 3) = 6x + 2
x - 10 = -6x + 4
The sum of m and n
n + m
m - n
n - m
4 less than g
4 - g
g - 4
4 + g
The difference of a number t and 2
t + 2
t - 2
2 - t
The sum of a number k and a number j reduced by 10
k + j - 10
(k + j) + 10
(k - j) - 10
(k + j) - 10
8 decreased by the sum of 3 and a number c
8 - (3 - c)
8 - 3 - c
8 - (3 + c)
8 - 3 + c
6 more than the difference of 9 and a number p
6 + (9 - p)
6 + (p - 9)
6 + 9 - p
6 + p - 9
4 less than the sum of a number r and a number s
4 - r + s
4 - (r + s)
(r - s) - 4
(r + s) - 4
15 decreased by a number b squared
15 + b2
15 - b2
b2 - 15
15 - b3
The sum of a number x and a number y, cubed
x + y3
x + y2
(x + y)2
(x + y)3
The product of a number and 4
4n
4/n
n - 4
n + 4
twice a number plus 8
2 + 8a
8 - 2a
2a + 8
2a + 8
The quotient of ten times a number and 7
7 - 10y
7y + 10
10y - 7
710y
8 less than the product of 4 and a number
Use the variable m to represent the unknown number.
A number squared increased by 1
1+√2
x2+1
x2-1
√2 +1
What is the number
What is the number?
⅓g - 6 = 4
Twice the number decreased by 22 is 48. Which of the following equation models the problem
2x = 48
2x - 48 = 22
22 - 2x = 48
2x - 22 = 48
A number is 12 more than the other. Find the numbers if their sum is 48.
18 & 30
20 & 28
19 & 29
13 & 35
The sum of two consecutive even numbers is 38. Which of the following equation represents the prblem
2x + 1 = 38
x + 2 = 38
2x + 2 = 38
x + 1 = 38
The sum of two consecutive even numbers is 38. Find the numbers.
16 & 18
18 & 20
20 & 22
22 & 24
The sum of three consecutive odd numbers is 51. Find the largest numbers.
17
19
21
23
Rene is 6 years older than her younger sister. After 1 0 years, the sum of their ages will be 50 years. Find their present ages.
26 & 24
22 & 28
8 & 10
12 & 18
The length of a rectangle is 10 m more than its width. If the perimeter of rectangle is 80 m, find the dimensions of the rectangle.
30 m & 40 m
35 m & 45 m
20 m & 60 m
In a class of 42 students, the number of boys is 2/5 of the girls. Find the number of boys and girls in the class.
30 boys & 12 boys
16 boys & 26 girls
12 boys & 30 girls
26 boys & 16 girls
In an isosceles triangle, the base angles are equal and the vertex angle is 80°. Find the measure of the base angles.
base angles are 50o
base angles are 60o
base angles are 70o
base angles are 80o
Adman’s father is 49 years old. He is 5 years older than four times Adman’s age. What is Adman’s age?
Adman is 14 years old
Adman is 13 years old
Adman is 12 years old
Adman is 11 years old
Write an equation and solve:
John has twelve pictures on his phone. His friend took a few more. John now has seventeen pictures on his phone. How many pictures did his friend take?
29 pictures
5 pictures
0 pictures
7 pictures
Rishi is twice as old as Vani. 10 years ago his age was thrice of Vani. Find their present ages.
10,30
20,40
30,60
100,200
The sum of two numbers is 25. One of the numbers exceeds the other by 9. Find the numbers.
4,19
8,12
8,17
10,23
The difference between the two numbers is 48. The ratio of the two numbers is 7:3. What are the two numbers?
84 , 36
36,72
12,40
20,40
The length of a rectangle is twice its breadth. If the perimeter is 72 metre, find the length and breadth of the rectangle.
12,20
40,60
24,12
100,56
Aaron is 5 years younger than Ron. Four years later, Ron will be twice as old as Aaron. Find their present ages
21,22
3,17
12,3
6,1
Construct linear equation for the following statement:
Two numbers are in the ratio 5 : 7 and sum of the numbers is 120
5x + 7x = 120
5x - 7x =120
x ⁄ 5 + x ⁄ 7 = 120
None of the above
Identify two consecutive multiples of 3 whose sum is 57.
24 and 33
27 and 30
21 and 36
None of the above
The digit in the ten’s place of a two digit number is 3 more than digit in the unit’s place. Let the digit in the units place be b. Then the number is?
11b+30
10b+30
11b+3
10b+3
