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These number groups all follow the same rule. What is the missing number? [4, 6, 4] [2, 5, 9] [1, 8, 49] [3, 7, __ ] A) 16 B) 20 C) 25 D) 32

These number groups all follow the same rule. What is the missing number? [4, 6, 4] [2, 5, 9] [1, 8, 49] [3, 7, __ ] A) 16 B) 20 C) 25 D) 32
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These number groups all follow the same rule. What is the missing number?

[4, 6, 4] [2, 5, 9] [1, 8, 49] [3, 7, __ ]
A) 16
B) 20
C) 25
D) 32

User Neerav
by
8.7k points

1 Answer

12 votes
Answer A

6-4=2, 2^2=4
So 7-3=4, 4^2=16
User Falstaff
by
8.0k points
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