What should come in place of the question mark (?) in the following series?
263, 268, 278, 293, 313, ?
Show answer & explanation
Correct answer: D
Explanation
The correct answer is option 4 i.e. 338.
Given series: 263, 268, 278, 293, 313, ?
263 + 5 = 268, 268 + 10 = 278, 278 + 15 = 293, 293 + 20 = 313, 313 + 25 = 338