what is the wrong number in the series-13,16,21,27,39,52,69

Answer Posted / 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



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

Dynamic risk are resulting from a change in the economy b change in the price level c change in the technology d change in the customer's taste 1) A,B is correct 2) C,D is correct 3) A,B,C is correct 4) all of the above is correct

1741


WHEN GATE2010-2011 ENTRANCE EXAM FORMS ARE GOING TO BE FILLED?

1909


which book can refer can i take mat exam any tricks for mat exam

1794


Tell me about a time when you had to use your presentation skills to influence someone's opinion.

3963


about pc+

1732






4,5,22,5,12,15,16,5,14,?

2001


How many railway stations ather between jhansi and nizamuddin. wright their names also?

1852


do you know what role play hr in the organization?

2193


(103.7 x 101.3)2 = 10? the said answer is 10.. why? what's the explanation for that?

2650


what will be the cut off for allahabad bank clerical exam 2010????

1765


in a pattern 4,42,32,? what will be 4th number

3114


what is animation , multimedia, 2D , 3D, etc?

2713


Hobbies/interest Academic ahievements[/COLOR

1645


If the side of rhombus is 10 cm then find the sum of the square of diagonal?

1098


NAme one important decision you have taken in your life in the past six months

1882