Question

In the following guestion there aŕe two numbers to the left of the sign :: which are connectes in some way . the same relationship is between the third number and one of the four alternatives given . Find the correct alternative . 11:17: : 19 :? 1 .29 2.27 3. 23 4. 21 ​

Answer 1

ANSWER:---

Each set contains squares of three consecutive alternate numbers in reverse order. Thus, 11:17: : 19 :?

19:__11__

1 .29 2.27 3. 23 4. 21

hence proved:)

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Answer 2

11:17::19:x

the prime numbers are

2,3,5,7,11,13,17,19,23,29,31..... from this we can see

11:17::19:29