1.
What is the solution of 4.1 + 2
p
= 6.5?
A.
1.2
B.
6.5
C.
2.4
D.
8.9
Hint
2.
If 3.2
z
- 6 = 1.8 + 11
z
, what is the value of
z
?
A.
0
B.
-2
C.
-1
D.
1
Hint
3.
Find a solution to the equation using backtracking.
A.
s
= 15
B.
s
= 24
C.
s
= 21
D.
s
= 18
Hint
4.
In a bag of 53 cherry- and watermelon-flavored candies, there are 19 more watermelon than cherry candies. Write an equation to determine how many candies are cherry.
A.
If
c
= number of cherry candies,
c
+ (
c
+ 19) = 53.
B.
If
w
= number of watermelon candies,
w
+ (
w
+ 19) = 53.
C.
If
c
= number of cherry candies,
c
+ 19 = 53.
D.
If
w
= number of watermelon candies,
w
+ 19 = 53.
Hint
5.
Write an equation that fits the balance puzzle below
A.
4
n
+ 4 = 2
n
+ 6
B.
4
n
+ 6 = 2
n
+ 4
C.
4
n
+ 2 = 4
n
+ 6
D.
8
n
+ 4 = 8
n
+ 6
Hint
6.
Solve this equation by imagining a balance puzzle.6
n
+ 14 = 10
n
+ 6
A.
n
= 4
B.
n
= 3
C.
n
= 2
D.
n
= 1
Hint
7.
Evaluate the expression.
46 – (12.3 + 20.9)
A.
12.8
B.
79.2
C.
8.6
D.
54.6
Hint
8.
Solve the equation.
A.
x
= 0
B.
C.
D.
Hint
9.
What is always the final answer to this
Think of a Number
trick?
Think of a number.Multiply by 2.
Add 4.
Divide by 2.
Add 6.
Subtract the number you started with.
A.
14
B.
3
C.
1
D.
8
Hint
10.
What is the final answer to this
Think of a Number
trick?
Think of a number.
Subtract 6.
Multiply by –3.
Subtract 18.
A.
the answer is 1.5 times the number you started with
B.
the answer is 3 times the number you started with
C.
the answer is –3 times the number you started with
D.
the answer is –1.5 times the number you started with
Hint