1.
Solve 8.4 = -1.2
p
.
A.
9.6
B.
7.2
C.
-4
D.
-7
Hint
2.
7 times a number is 14. This can be represented by the equation
7
n
= 14. Solve to find the number.
A.
21
B.
3
C.
7
D.
2
Hint
3.
African elephants can weigh up to 16,500 pounds. They weigh about 1.5 times more than Indian elephants. Use the equation 1.5
w
= 16,500 to find the weight of the Indian elephant.
A.
11,000 lbs
B.
8,250 lbs
C.
12,500 lbs
D.
14,000 lbs
Hint
4.
Teresa is competing in a bicycle race which is 12 miles long. If her speed is an average of 3 miles per hour, how long will it take her to finish the race? Use the equation
d
=
rt
where
d
is the distance in miles,
r
is the average speed in miles per hour, and
t
is the time in hours.
A.
4 hours
B.
3.5 hours
C.
2.5 hours
D.
3 hours
Hint
5.
Solve –8
z
= 32.
A.
-24
B.
4
C.
-4
D.
24
Hint