

1. 
What is the value of 4(9 + y) if y = 0.1? 


A. 
36.4 
B. 
36.1 


C. 
40 
D. 
3.6 


Hint 


2. 
The Ride Away Bike Shop has 27 mountain bikes and 34 road bikes. Find the expression that represents the number of tires in the Ride Away Bike Shop. 


A. 
27 × 27 + 34 × 34 
B. 
2(27) × 2(34) 


C. 
2(27 + 34) 
D. 
34 + 27 


Hint 


3. 
Rewrite a + (b + c) using the Associative Property. 


A. 
(c + b) + a 
B. 
a + b + c + 0 


C. 
ab + ac 
D. 
(a + b) + c 


Hint 


4. 
Find the property that is shown by y + z = z + y. 


A. 
Identity Property of Addition 
B. 
Commutative Property of Multiplication 


C. 
Commutative Property of Addition 
D. 
Associative Property of Addition. 


Hint 


5. 
Which expression represents the Identity Property of Multiplication? 


A. 
j × 1 = j 
B. 
8 + 0 = 8 


C. 
4 × 1 = 1 × 4 
D. 
h × 0 = 0 


Hint 


