1.
Use estimation to place the decimal point in the product
18.7 × 21 = 3927.
A.
3927.0
B.
39.27
C.
3.927
D.
392.7
Hint
2.
Evaluate 4
x
if
x
= 0.016.
A.
64
B.
0.64
C.
0.064
D.
6.4
Hint
3.
A cave in the Ukraine is 131.73 miles long. The Mammoth Cave system in Kentucky is 2.695 times the length of the Ukraine cave. Approximately how long is the Mammoth Cave system?
A.
35,501 mi
B.
36 mi
C.
3,550 mi
D.
355 mi
Hint
4.
Volleyball courts are rectangular and measure about 18 meters by 9 meters. What is the area of a volleyball court?
A.
162 m
2
B.
92 m
2
C.
27 m
2
D.
54 m
2
Hint
5.
Find 27.3 ÷ 3.
A.
9.1
B.
1.9
C.
0.91
D.
91
Hint
6.
Find 40.47 ÷ 3.8
A.
1.65
B.
165.0
C.
10.65
D.
1.065
Hint
7.
Jamie needs to bake
batches of brownies. If the recipe for a batch calls for
cups of sugar, about how many cups of sugar are needed?
A.
3 cups
B.
6 cups
C.
2 cups
D.
4 cups
Hint
8.
Find
×
.
A.
B.
C.
24
D.
Hint
9.
Round 52.9 ÷ 3 to the nearest hundredth.
A.
17.6
B.
17.64
C.
17.63
D.
17.7
Hint
10.
Find 50.25 ÷ 2.01.
A.
250
B.
2,500
C.
25
D.
0.25
Hint
11.
Estimate
.
A.
0
B.
1
C.
D.
Hint
12.
Find
. Write the answer in simplest form.
A.
B.
C.
D.
Hint
13.
Find the reciprocal of 3.
A.
B.
C.
1
D.
–3
Hint
14.
Evaluate 4
b
if
b
=
.
A.
3
B.
12
C.
D.
Hint
15.
If
a
= 1
and
b
= 2
, what is the value of
a
b
?
A.
4
B.
3
C.
3
D.
3
Hint
16.
A board that is
of a yard long is to be cut into 3 equal-size pieces. What is the length of each piece?
A.
yd
B.
yd
C.
2
yd
D.
2
yd
Hint
17.
What is the value of 8 ÷
c
if
c
=
?
A.
1
B.
12
C.
5
D.
Hint
18.
Find
s
÷
t
if
s
= 2
and
t
= 1
.
A.
4
B.
1
C.
D.
1
Hint
19.
Find 27 × 7.
A.
20
B.
189
C.
34
D.
149
Hint
20.
Find 514 × 35.
A.
17,980
B.
17,990
C.
16,870
D.
16,970
Hint