1.
Evaluate 2
c
- 4
k
if
c
= 16 and
k
= 5.
A.
12
B.
18
C.
52
D.
16
Hint
2.
Evaluate
if
a
= 10 and
b
= 5.
A.
400
B.
4,000
C.
2,000
D.
200
Hint
3.
Evaluate (3 + 10 ÷ 2 – 6 + 18) ÷ 2
2
.
A.
4.625
B.
6.5
C.
10
D.
5
Hint
4.
Find the solution of
x
+ 125 = 476 if the value of
x
can be selected from the set {348, 349, 350, 351}.
A.
350
B.
348
C.
349
D.
351
Hint
5.
Evaluate 4
a
+ 2
b
– 3
c
if
a
= 2,
b
= 3, and
c
= 4.
A.
11
B.
31
C.
6
D.
2
Hint