Answer:
0.1-0.2 is a change of 100% as it is doubled.
Answer:
a
Step-by-step explanation:
Answer: 16
Step-by-step explanation: you need an improper fraction. Do 6-2. Now, a/4=4. 16/4 equals 4. Therefore, a= 16.
Answer:3.277 units
Step-by-step explanation:
Given
The surface area of a sphere is 
The surface area of a sphere is given by

Putting values
