Find the 20th Element in the Sequence: 30,5,25,5,20...

Question

Given the series:

30,5,25,5,20... 30,5,25,5,20...

What is the element number 20 in the series?

Video Solution

Solution Steps

00:00 Find the 20th term in the sequence
00:03 We can see that the sequence of all even numbers is always equal
00:16 The 20th term is the 10th term in the second sequence
00:21 And this is the solution to the question

Answer

5

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Related Subjects

Recurrence Relations Sequences