1.
Evaluate the expression 5
n
4
m
-2
if
m
= 6 and
n
= 3.
A.
-5
B.
C.
-20
D.
Hint
2.
How would 9.3 × 10
-7
be written in standard form?
A.
0.00000093
B.
93,000,000
C.
930,000,000
D.
0.000000093
Hint
3.
A circle with a diameter of 12 centimeters is inscribed in a square. To the nearest centimeter, what is the length of the diagonal of the square?
A.
6 centimeters
B.
17 centimeters
C.
12 centimeters
D.
14 centimeters
Hint
4.
Find 2 – (–5).
A.
3
B.
–7
C.
–3
D.
7
Hint
5.
Find –2 × 5.
A.
10
B.
–10
C.
–7
D.
3
Hint
6.
Find 2(–8).
A.
–16
B.
–32
C.
8
D.
16
Hint
7.
Find the sum. Then find a subtraction equation that is equivalent to the addition equation.
–8 + –3
A.
–8 + –3 = –11
–8 – 3 = 11
B.
–8 + –3 = 11
–8 – 3 = 11
C.
–8 + –3 = –5
–8 – 3 = –5
D.
–8 + –3 = –11
–8 – 3 = –11
Hint
8.
The graph of the Celsius-Kelvin temperature conversion formula,
K
=
C
+ 273, is shown below. For which temperatures are the Kelvin temperatures positive and the Celsius temperatures negative?
A.
temperatures between 0
K
and 273
K
B.
temperatures between 0°
C
and 100°
C
C.
temperatures greater than –100°
C
D.
temperatures greater than 273
K
Hint
9.
In which quadrant are negative
x
-coordinates and negative
y
-coordinates located?
A.
Quadrant I
B.
Quadrant II
C.
Quadrant III
D.
Quadrant IV
Hint
10.
Find the distance between (5, 3) and (2, 7).
A.
5 units
B.
7 units
C.
? 10.34 units
D.
? 9.33 units
Hint