1. Write an algebraic expression for the following word phrase: the quotient of r and 12. (1 point)

Question

A)r • 12
B)r + 12
C)r ÷ 12
F)r – 12
2. Write a word phrase for the algebraic expression 3x - 7. (1 point)
A)the difference of three times a number x and seven
B)the difference of seven and three times a number x
C)three times a number x fewer than seven
D)the quotient of three times a number x and seven
3. Simplify the expression: 42 + 8 ÷ 2. (1 point)
A)12
B)20
C)8
D)16
4. Find the square root of 25. (1 point)
A)125
B)5
C)10
D)0.05
5. Find the square root of 0.81. (1 point)
A)0.9
B)9
C)81
D)0.09
6. Name the subset(s) of real numbers to which the number zero belongs. Choose all that apply.

(2 points)
A)irrational numbers
B)integers
C)whole numbers
D)natural numbers

My answers:
1) C
2) A
3) B?
4) B
5) A
6) D

Answer 1

1) C - yes
2) A - yes
3) B? - the right answer is not shown
4) B - yes
5) A - yes
6) D - Sorry -- but I'm not sure.

Answer 2

6 B,C

http://www.virtualnerd.com/algebra-2/equations-inequalities/real-numbers/number-types/natural-and-whole-numbers-definition

Surely your text explains all this.

Answer 3

The cost of a telephone call is $.75 plus $.25 times the number of minutes what is the algebraic expression that models this

Answer 4

ITS A NUMBER

Answer 5

hmm seems like a legit drug dealer

Answer 6

Look at those two fools

Answer 7

1. c
2. a
3. b
4. b
5. a
6. b, c

Answer 8

“You’re welcome” is right. But for number 7 my answer was
0.25 x t + 0.75
Hope this helps

Answer 9

"@you welcome, and @Jaxon" is correct.
Thank you guys.

Answer 10

Write algebraic expressions for the following: 1) 12 less than a number, 2) The product of 20 and a number.

Answer 11

Still works in 2022

Answer 12

yep

Answer 13

note your teacher for graders sponsoring sure if you received proper credit to your answer. The cost of a telephone call is $0.75 + 0.25 times the number of minutes write an algebraic expression that models the cost of a telephone call that last t minutes.