1.
Find 4.2 × 7.5.
A.
0.315
B.
3.15
C.
31.4
D.
31.5
Hint
2.
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.
3,550 mi
B.
35,501 mi
C.
355 mi
D.
36 mi
Hint
3.
Find 23.8 × 2.7.
A.
64.26
B.
6.426
C.
68.2
D.
6.28
Hint
4.
Evaluate 5.6 ×
v
if
v
= 0.2.
A.
1.12
B.
12.2
C.
11.2
D.
0.122
Hint
5.
Find the area of a rectangle with length 6 units and width 2 units.
A.
12 units
2
B.
3 units
2
C.
16 units
2
D.
8 units
2
Hint