A worker in a factory earns $10 an hour. The worker works 10 hours a day for 10 days straight before a vacation. How much money did the worker earn before going on vacation?(1 point)
Responses
$310
$, 3 superscript 10 baseline
$102
$, 10 squared
$103
$, 10 superscript 3 baseline
$101
$, 10 superscript 1 baseline
3 raised to what power is equal to 81?(1 point)
$$
What are the variables in the equation y=3x−4?(1 point)
Responses
x and y
x, and , y
3 and 4
3 and 4
y only
y, only
x only
A sign is being painted that includes 3 small squares with a side length of s and 2 large ones with a side length of S. Write an expression to find the total area of the sign that needs to be painted.(1 point)
Responses
3S2−2s2
, , 3 upper S squared minus 2 s squared
2S2+3s2
2 upper S squared plus 3 s squared
3S2+2s2
3 upper S squared plus 2 s squared
Evaluate the expression at specific values of their variables.(1 point)
Evaluate a5 − bc + 4a ÷ c when a = 2, b = 3, and c = 8.
The expression 25c+48a represents the total cost for a group of children and adults to attend the amusement park. The variable c represents the number of children attending. The variable a represents the number of adults attending. What is the total cost for 12 children and 4 adults?(1 point)
The total cost is $
.
A truck rental costs $1 per m mile driven plus a $24 rental fee. The total cost, t, is the sum of miles driven plus the rental fee. Translate the words into an algebraic expression. What is the total cost if 135 miles are driven?(1 point)
The expression is
. The total cost is $
The expression 5p is given. What is this expression translated into words?(1 point)
Responses
the sum of 5 and a number p
the sum of 5 and a number , p
the product of 5 and a number p
the product of 5 and a number , p
the quotient of 5 and a number p
the quotient of 5 and a number , p
the difference of 5 and a number p
the difference of 5 and a number , p
In the equation 9c=18, the 9 is called a(1 point)
Responses
coefficient.
coefficient.
variable.
variable.
product.
product.
term.
term.
What is the coefficient in the expression 9+8b−56?(1 point)
$$
Simplify: 12−4÷43+1.(1 point)
$$
Which of the following shows the correct pairing of a property of operations and its example?(1 point)
Responses
2a + 3b = 3b + 2a; Commutative Property
2 A plus 3 b is equal to 3 b plus 2 A, ; Commutative Property
2(a+3) = 2a+6; Commutative Property
2 times open paren A plus 3 close paren is equal to 2 A plus 6, ; Commutative Property
2a +3b = 3b + 2a; Distributive Property
2 A plus 3 b is equal to 3 b plus 2 A, ; Distributive Property
2(a+3) = 2a+6; Associative Property
2 times open paren A plus 3 close paren is equal to 2 A plus 6, ; Associative Property
Which expression is equivalent to 2(x+3)+4(x+1)?(1 point)
Responses
6x+10
6 x plus 10
6x+7
, 6 x plus 7
3x+10
, 3 x plus 10
2x+10
, 2 x plus 10
Apply the Associative and Commutative Properties to generate an expression equivalent to 2(a+5)+4(2a+3)−10.(1 point)
Responses
12a+10
12 A plus 10
10a +12
10 A plus 12
9a +12
9 A plus 12
10a +22
10 A plus 22
A worker in a factory earns $10 an hour. The worker works 10 hours a day for 10 days straight before a vacation. How much money did the worker earn before going on vacation?(1 point)
Responses
$1000
(10 dollars/hour x 10 hours/day x 10 days)
3 raised to what power is equal to 81?(1 point)
4 (3^4 = 81)
What are the variables in the equation y=3x−4?(1 point)
Responses
x and y
A sign is being painted that includes 3 small squares with a side length of s and 2 large ones with a side length of S. Write an expression to find the total area of the sign that needs to be painted.(1 point)
Responses
3s^2 + 2S^2 (3 small squares area + 2 large squares area)
Evaluate the expression at specific values of their variables.(1 point)
Evaluate a5 − bc + 4a ÷ c when a = 2, b = 3, and c = 8.
(2*5)-(3*2*8)+(8*2/8)
10-48+4 = -34
The expression 25c+48a represents the total cost for a group of children and adults to attend the amusement park. The variable c represents the number of children attending. The variable a represents the number of adults attending. What is the total cost for 12 children and 4 adults?(1 point)
The total cost is $ 25*12 + 48*4 = 300+192 = 492
A truck rental costs $1 per mile driven plus a $24 rental fee. The total cost, t, is the sum of miles driven plus the rental fee. Translate the words into an algebraic expression. What is the total cost if 135 miles are driven?(1 point)
The expression is t= 24+1*m. The total cost is $ 24+1*135 = 159
The expression 5p is given. What is this expression translated into words?(1 point)
Responses
the product of 5 and a number p
In the equation 9c=18, the 9 is called a(1 point)
Responses
coefficient.
What is the coefficient in the expression 9+8b−56?(1 point)
8
Simplify: 12−4÷43+1.(1 point)
11 (12 - 1)
Which of the following shows the correct pairing of a property of operations and its example?(1 point)
Responses
2a + 3b = 3b + 2a; Commutative Property
Which expression is equivalent to 2(x+3)+4(x+1)?(1 point)
Responses
6x+10
Apply the Associative and Commutative Properties to generate an expression equivalent to 2(a+5)+4(2a+3)−10.(1 point)
Responses
10a +12