Latest self Aptitude Question SOLUTION: 2,7,17,3,11,19,5,13,__

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(#M40009915) SELF question Keep an EYE

2,7,17,3,11,19,5,13,__

chaitanya (11 years ago)

Solved Subhranil Kundu Read Solution (3)

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Subhranil Kundu   (11 years ago)

ANS:-23
REASON:-
2=1st prime no.
3=2nd p.n.
5=3rd p.n.
7=4th p.n.
11=5th p.n.
13=6th p.n.
17=7th p.n.
19=8th p.n., and
23=9th p.n.
2,7,17=1st p.n., (1+3)th p.n., (1+3+3)th p.n.
3,11,19=2nd p.n., (2+3)th p.n., (2+3+3)th p.n.
5,13,23=3rd p.n., (3+3)th p.n., (3+3+3)th p.n.

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jomon v j  (11 years ago)

answer is 23.

these are all prime numbers . a1=2 ,a4=3(second prime),a7=5(third prime)
a2=7, a5 =11 a8=13
a3=17,a6=19 therefore a9 =23

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sindhubaddi  (11 years ago)

all the above are prime numbers
2 _ _ 3 _ _ 5 _ _
2 7 _ 3 11 _ 5 13 _
2 7 17 3 11 19 5 13 23= ans

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