i
d
G
I
The next letter in the sequence "R, O, Y, G, B" is "I". The sequence follows the initial letters of the colors in the rainbow: Red, Orange, Yellow, Green, Blue. So, the next letter is "I" for Indigo, which is the next color in the rainbow sequence.
E
k
d
Traffic light sequence. Red, Red/Amber, Green, Amber, Red.
G comes next in the musical note sequence. After G, the sequence starts again at A.
what is the next sequence a, d, g, j
S