what is the wrong number in the series-13,16,21,27,39,52,69
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Answer / in pursuit of happiness
here's d sol:27 shud hv bn 28 as d difference dat d nos.in
d series carry b/w dm is dat of a prime no.
16-13=3
21-16=5
28-21=7
39-28=11
52-39=13
69-52=17
thus,27 is d wrng no.
Is This Answer Correct ? | 48 Yes | 7 No |
Answer / akumars001
as u said the digit gap is odd but u may easily see that the
odd diff. are increasing with 2 each time while considering
ur ans 28 but it's not valid for next sequence i.e. 39 as
there should be a gap of 9
Is This Answer Correct ? | 8 Yes | 1 No |
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