Which of the following numbers will replace the question mark (?) in the given series

Which of the following numbers will replace the question mark (?) in the given series?

97, 131, 165, 199, 233, ?

A. 260

B. 273

C. 251

D. 267

Sol:

Pattern follows here is: +34, +34, +34, +34, +34.

So the next term is: 233 + 34 = 167.