C because they added up to that number
Answer:
Angle 4 = 99 degrees
Step-by-step explanation:
Vertical Angles add up to 180
180-81= 99
Answer:
D
Step-by-step explanation:
The difference in the x is 6
The difference in the y is -4
-4/6 = -2/3
Answer: 0.72
Step-by-step explanation:
Given: 18 out of every 25 shoppers between the age of 18 and 34 research purchases online before going to a store.
Fraction of shoppers between the age of 18 and 34 research purchases online before going to a store 
In decimal , 
Hence, this value written as a decimal = 0.72