Answer:
The first answer should be the 3rd one.
The second answer should be the first one.
Step-by-step explanation:
Answer:
Step-by-step explanation:
1 : 3 : : 4: x
Multiply 1 and x and multiply 3 and 4
x = 12
Answer:
True, False, True, False, False
Step-by-step explanation:
Answer: 
Step-by-step explanation:
If the volume of a sphere is

Where
is the radius
The volume of a hemisphere is half the volume of the total sphere:


Solving this equation:

Finally:

The answer to the following question is letter D