What is the light- gathering power of an 8- inch telescope compared to a 4- inch telescope?
A) 32 times better
B) 2 times better
C) 16 times better
D) 8 times better
E) 4 times better

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The Answer of What is the light- gathering power of an 8- inch telescope compared to a 4- inch telescope?
A) 32 times better
B) 2 times better
C) 16 times better
D) 8 times better
E) 4 times better

What Is the Light- Gathering Power of an 8- Inch