Understand difference between RGB and CMYK in 90 sec

Have you ever heard "CMYK" and "RGB"? Understand the difference of them in 90 sec!
Japanese Learning Course for JLPT N4 Level
90 seconds to know about VSCO photo-editing app 90 seconds to know about VSCO photo-editing app
90 seconds to learn Japanese vocabulary - Theme: Date! 90 seconds to learn Japanese vocabulary - Theme: Date!
90 seconds to learn common Kansai-ben words! 90 seconds to learn common Kansai-ben words!
90 seconds to learn how to make sake -  sake brewing process 90 seconds to learn how to make sake - sake brewing process