1.
Solve 5
x
= 40.
A.
6
B.
8
C.
35
D.
9
Hint
2.
Solve 8.4 = -1.2
p
.
A.
-7
B.
9.6
C.
-4
D.
7.2
Hint
3.
7 times a number is 14. This can be represented by the equation
7
n
= 14. Solve to find the number.
A.
7
B.
2
C.
21
D.
3
Hint
4.
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.
14,000 lbs
B.
11,000 lbs
C.
8,250 lbs
D.
12,500 lbs
Hint
5.
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.
3.5 hours
B.
4 hours
C.
2.5 hours
D.
3 hours
Hint