What should come in place of the question-mark (?) in the following number series?
5690, 5121, 4552, 3983, 3414, 2845, ?
Choose the correct choice from the following choices:  A) 278  B) 279  C) 569  D) 127  E) 199
Sol:   The difference of the numbers in the series is same i.e 569.   5690 – 5121 = 569   5121 – 4552 = 569   4552 – 3983 = 569   3983 – 3414 = 569   3414 – 2845 = 569   So   2845 – 2276 = 569   Answer:569
<result>C</result>
What should come in place of the question-mark (?) in the following number series?
5690, 5121, 4552, 3983, 3414, 2845, ?