1.
Write an expression for the phrase. 5 less than
k
A.
5 +
k
B.
5 −
k
C.
k
− 5
D.
5k
Hint
2.
Evaluate if
r
= 6 and
t
= 5.
t
− 2
A.
7
B.
3
C.
4
D.
10
Hint
3.
Write an expression and evaluate it: Va Meng is 2 years younger than her sister, who is
s
years old. If
s
= 13, how old is Va Meng?
A.
s
− 2; 11
B.
s
− 2; 15
C.
2
s
; 26
D.
s
+ 2; 15
Hint
4.
Arkady has $55 in his savings account. He adds
r
dollars to the account. If
r
= 28, how much is in the savings account now?
A.
55 +
r
; $83
B.
55 +
r
; $28
C.
55 −
r
; $27
D.
55
r
; $1,540
Hint
5.
Damaris wants to try some new machines in the exercise room. Each machine requires
e
minutes. If
e
= 12 and he has a total of 48 minutes to exercise, how many machines can he try?
A.
48 −
e
; 36
B.
48 ÷
e
; 4
C.
12 ÷
e
; 3
D.
48 +
e
; 60
Hint