GRADE 7-8 MATH

Question 1

Which number has just 3 prime factors of 2, 3 and 7?

Accepted Answer

42

Question 2

Which expression represents: "the product of 3 and x increased by 5"?

Accepted Answer

3x + 5

Question 3

What do you call a polynomial that contains exactly two terms?

Accepted Answer

Binomial

Question 4

How many right angles in a square?

Accepted Answer

4

Question 5

An integer that is divisible by 2 is called:

Accepted Answer

Even number

Question 6

From the equation (x ÷ 4) + 3 = 15, what is the value of x?

Accepted Answer

48

Question 7

Which of the following is an example of an algebraic expression?

Accepted Answer

3x + 6y

Question 8

Gerald has grades of an 80, 100, 95 and a 73. What is Gerald's average grade?

Accepted Answer

87

Question 9

Find the product:(5n-8)(5n+8)

Accepted Answer

25n2-64

Question 10

Which verbal expression represents the given expression? 3(4-x)

Accepted Answer

three times the quantity x less than four

Question 11

Evaluate: -9 + (-5)

Accepted Answer

-14

Question 12

It is a branch of mathematics characterized by the use of variables and operations relating these variables.

Accepted Answer

Algebra

Question 13

What type of set is denoted as either { } or ∅?

Accepted Answer

Empty (or Null) Set

Question 14

What is the term classification of the following polynomial? x3 - 7x2 +3

Accepted Answer

trinomial

Question 15

Jeff ran 6 miles in 4 hours. At this rate, how many miles will he run in 6 hours?

Accepted Answer

9 miles

Question 16

Which is a prime number?

Accepted Answer

29

Question 17

Mike's Karaoke charges 100 an hour. Which equation shows this relationship?

Accepted Answer

y = 100x

Question 18

If A = {1, 3, 5, 7, 9} and B = {2, 3, 5, 7}, what is A ∪B?

Accepted Answer

{1, 2, 3, 5, 7, 9}

Question 19

Identify the number that cannot be used as a divisior:

Accepted Answer

0

Question 20

It is a number that tells how many times a factor is used in a product

Accepted Answer

Exponent

Question 21

Which angle is formed by perpendicular lines?

Accepted Answer

Right Angle

Question 22

From the equation (2x – 5) ÷ 3 = 9, what is the solution to this equation?

Accepted Answer

16

Question 23

What is the leading coefficient of the following polynomial? 5x2 - 3x + 6

Accepted Answer

5

Question 24

What is the number called located on the bottom part of a fraction?

Accepted Answer

Denominator

Question 25

Counting numbers are kept under ________ number.

Accepted Answer

Natural

Question 26

What is 1004 divided by 2?

Accepted Answer

520, 502

Question 27

Ms. R has 934 colored pencils. Her class broke 239 of them. How many pencils are not broken?

Accepted Answer

695

Question 28

Terms in a polynomial are separate by what?

Accepted Answer

addition/ subtraction

Question 29

Which mathematical phrase shows thrice the product of nine and y?

Accepted Answer

3(9y)

Question 30

The process of obtaining quantitative information about physical phenomena.

Accepted Answer

Measurement

Question 31

"Twice the quantity of" means you will use ____________ to write the expression.

Accepted Answer

parenthesis

Question 32

Factorize x² + 8x + 12

Accepted Answer

(x + 2)(x + 6)

Question 33

Choose the polynomials that is in standard form

Accepted Answer

3x9 + 4x2 – 6x + 10

Question 34

Set Q contains the letters in the word SISTER . Which of the following is set Q ?

Accepted Answer

Q = { S, I, T, E, R }

Question 35

Which mathematical phrase shows a number increased by 11?

Accepted Answer

x + 11

GRADE 7-8 MATH

Questions 35

GRADE 7-8 MATH

Questions 35