Which of the following numbers will replace the question mark (?) in the given series?
2168, 1979, 1790, 1601, 1412,?
Show answer & explanation
Correct answer: A
Explanation
The correct answer is option 1 i.e. 1223.
Given series: 2168,1979,1790,1601,1412,?
2168 - 189 = 1979; 1979 - 189 = 1790 ; 1790 - 189 = 1601; 1601 - 189 = 1412; 1412 - 189 = 1223