Question : Directions: In the following question a series is given, with two numbers missing. Choose the correct alternative from the given ones that will complete the series.
(3, 5), (5, 7), (?, ?), (11, 13)
Option 1: (7, 9)
Option 2: (7, 11)
Option 3: (9, 11)
Option 4: (9, 13)
Correct Answer: (7, 11)
Solution :
Given:
(3, 5), (5, 7), (?, ?), (11, 13)
The prime numbers from 3 are 3, 5, 7, 11, 13.
This first term is (3, 5), and the second term is (5, 7). The third term will be (7, 11), and the fourth term will be (11, 13).
So, the missing numbers will be (7, 11). Hence, the second option is correct.
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