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 N2 Level
Learn the hierarchy among Buddhist statues in 90 seconds Learn the hierarchy among Buddhist statues in 90 seconds
Learn letter writing etiquette in Japanese; onchu and sama in 90 sec Learn letter writing etiquette in Japanese; onchu and sama in 90 sec
Learn about the VSCO photo-editing app in 90 seconds Learn about the VSCO photo-editing app in 90 seconds
Learn how to play the 8th note rock beat in 90 seconds Learn how to play the 8th note rock beat in 90 seconds