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 N1 Level
Learn the rule of thirds to take photos in 90 seconds Learn the rule of thirds to take photos in 90 seconds
90 seconds to learn Japanese vocabulary - Electric appliance! 90 seconds to learn Japanese vocabulary - Electric appliance!
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 Japanese Senkohanabi (Sparklers) in 90 seconds Learn about Japanese Senkohanabi (Sparklers) in 90 seconds