1.
Use estimation to place the decimal point in the product
18.7 × 21 = 3927.
A.
39.27
B.
392.7
C.
3.927
D.
3927.0
Hint
2.
Evaluate 4
x
if
x
= 0.016.
A.
0.64
B.
6.4
C.
0.064
D.
64
Hint
3.
Find 4.2 × 7.5.
A.
0.315
B.
31.4
C.
31.5
D.
3.15
Hint
4.
Solve
m
= 0.051(6.02).
A.
0.30702
B.
0.30602
C.
0.03612
D.
0.030702
Hint
5.
Find 27.3 ÷ 3.
A.
0.91
B.
91
C.
9.1
D.
1.9
Hint
6.
Find 16.08 ÷ 0.402.
A.
400
B.
4.00
C.
4,000
D.
40.0
Hint
7.
What is 21.6 divided by 0.03?
A.
720
B.
0.720
C.
7.20
D.
72.0
Hint
8.
Abby found that the radius of her bike tire was 14 inches. What is the circumference of the tire? Use
.
A.
87.92 inches
B.
84.14 inches
C.
31.14 inches
D.
44 inches
Hint
9.
Find the perimeter of the figure.
A.
5.5 cm
B.
3.75 cm
C.
2.25 cm
D.
4.5 cm
Hint
10.
Find 7.92 ÷ 24.
A.
3.96
B.
4.3
C.
0.33
D.
33
Hint
11.
A baseball diamond is a square that measures 90 feet on each side. What is the perimeter of the diamond?
A.
810 ft
B.
36 ft
C.
180 ft
D.
360 ft
Hint
12.
Which is an accurate description of pi,
?
A.
the ratio between the area and diameter of any circle
B.
the ratio between the circumference and diameter of any circle
C.
the ratio between the area and radius of any circle
D.
the ratio between the circumference and radius of any circle
Hint