1.
Evaluate 2
3
+ 5 × (6 + 4) ÷ 2.
A.
41
B.
33
C.
65
D.
108
Hint
2.
Evaluate (3 + 10 ÷ 2 – 6 + 18) ÷ 2
2
.
A.
4.625
B.
10
C.
5
D.
6.5
Hint
3.
Find the solution of 62 +
x
= 75 if the value of
x
can be selected from the set {12, 13, 14, 15}.
A.
14
B.
15
C.
12
D.
13
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.
351
B.
348
C.
350
D.
349
Hint
5.
Evaluate 4
a
+ 2
b
– 3
c
if
a
= 2,
b
= 3, and
c
= 4.
A.
2
B.
6
C.
11
D.
31
Hint