Question

which number will come instead of '?'
(2,3), (3,5,), (5,7), (7,11), (11,13),(?)
options are :- (13,15)
(15,16)
(3,17)
(13,19)

Answer 1

(13,17) This number will come instead of '?'

Answer 2

13,15 is the answer...please mark it