1.
Solve -198 = -11
x
.
A.
x
= -18
B.
x
= -187
C.
x
= 18
D.
x
= 187
Hint
2.
Solve the equation
A.
B.
C.
4
D.
-4
Hint
3.
Solve the equation 2
a
-
b
=
ac
+ 3
b
for
a
.
A.
B.
C.
D.
Hint
4.
The formula
A
=
lw
finds the area of a rectangle. What is the width of a rectangle whose area is 60 square inches and whose length is 5 inches?
A.
12 in.
B.
12.5 in.
C.
25 in.
D.
55 in.
Hint
5.
A 50-mile trip uses 2 gallons of gas. How much gas would you use on a 115-mile trip?
A.
4 gallons
B.
5 gallons
C.
4.6 gallons
D.
25 gallons
Hint
6.
What is the final price of a $125 jacket that is on sale for 35% off?
A.
$168.75
B.
$43.75
C.
$81.25
D.
$90
Hint
7.
A person biking uphill travels 15 miles in 1hour.
The same person biking downhill travels 15 miles
in
hour. Find this person's average speed.
A.
15 mph
B.
30 mph
C.
22.5 mph
D.
20 mph
Hint
8.
Solve 4
w
–
x
=
wy
+ 10 for
w
.
A.
w
= 14 +
x
–
y
B.
C.
D.
Hint
9.
At a bulk store, lollipops cost $1.95 per pound and jawbreakers cost $1.25 per pound. How many pounds of lollipops should be added to 4 pounds of jawbreakers to make a mixture that costs $1.45 per pound?
A.
2 pounds
B.
1.8 pounds
C.
1.6 pounds
D.
1.5 pounds
Hint
10.
Xenxang drove 60 miles to visit his daughter. On the way to his daughter's house the trip took 1 hour and 15 minutes. On the way back from his daughter's house the trip took 1 hour and 30 minutes. Rounded to the nearest mile per hour, what was Xenxang's average speed for the round trip?
A.
46 miles per hour
B.
44 miles per hour
C.
48 miles per hour
D.
40 miles per hour
Hint