1.
Solve
= 7.
A.
33.3
B.
6.79
C.
1.47
D.
7.21
Hint
2.
Solve 7
w
= 343.
A.
49
B.
336
C.
350
D.
51
Hint
3.
Solve 10
m
= 120.
A.
12
B.
120
C.
1200
D.
12000
Hint
4.
Solve
= 4.
A.
B.
-
C.
32
D.
-32
Hint
5.
Olivia has 3 times as many quarters as Kaylee has. If Olivia has 42 quarters, which equation could be used to determine the number of quarters Kaylee has? Let
k
represent the number of quarters that Kaylee has.
A.
= 42
B.
42 –
k
= 3
C.
3
k
= 42
D.
3 +
k
= 42
Hint