Question
What is SNIFS, recently used by
NASA?ÂSolution
SNIFS (Solar EruptioN Integral Field Spectrograph) is the first ultraviolet integral spectrograph used to examine the Sun’s chromosphere in 3D.Â
2.5, 5, 15, 60, ?, 1800, 12600Â
16, 16, 32, 96, ?, 1920
3, 10, 29, 66, ?
18, 22, 28, 38, 54, ?,
24, 168, 28, 140, 35, ?Â
166    156    136   ?     66    16
60, 100, 160, 240, ?, 460
124, 107, 91, ? , 62, 49
What will come in place of the question mark (?) in the following series?
17, 81, 131, 169, 197, ?
31    32      35      ?      47       56
...