1.
What is another way to write (6 + 7)
x
?
A.
6 + 7(
x
)
B.
6(
x
) + 7(
x
)
C.
6(
x
) × 7(
x
)
D.
6(
x
) + 7
Hint
2.
Solve the formula
I
=
prt
, if
p
= 525,
r
= 0.04, and
t
= 2.
A.
420
B.
21
C.
210
D.
42
Hint
3.
Jenna charges $10 for the first two hours of babysitting, and $3 for every additional hour. How much does Jenna charge for four hours of babysitting?
A.
$40
B.
$12
C.
$13
D.
$16
Hint
4.
Find the equation for the flowchart.
A.
- 9 = 1
B.
= 1
C.
- 1 = 9
D.
- 9 = 1
Hint
5.
George and a group of his friends are going to a baseball game. Tickets cost $12 apiece and a program costs $5. If George and his friends go to the game and only George buys a program, write an expression for the total amount that George and his friends spent at the game. Use
t
for the number of tickets bought.
A.
5(
t
+ 12)
B.
12(
t
+ 5)
C.
12
t
+ 5
D.
5
t
+ 12
Hint
6.
Factor the expression.24
x
2
– 54
x
A.
6
x
(4
x
– 9
x
)
B.
6
x
(4
x
– 9)
C.
6(4
x
2
– 9
x
)
D.
6
x
2
(4
x
– 9)
Hint