Understand difference between RGB and CMYK in 90 sec

Have you ever heard of "CMYK" and "RGB"? Understand the difference between them in 90 sec!
Japanese Learning Course for JLPT N4 Level
Understand what an elevator pitch is in 90 seconds Understand what an elevator pitch is in 90 seconds
Learn the hierarchy among Buddhist statues in 90 seconds Learn the hierarchy among Buddhist statues in 90 seconds
Learn Japanese vocabulary in 90 seconds - Theme: Fruit! Learn Japanese vocabulary in 90 seconds - Theme: Fruit!
Learn letter writing etiquette in Japanese; onchu and sama in 90 sec Learn letter writing etiquette in Japanese; onchu and sama in 90 sec