In a certain code language, 'he is sick' is written as 'blue red pink', 'he wants apple' is written as 'green violet red', and 'apple is tasty' is written as 'blue green yellow'. How will 'tasty' be written in that language?

Yellow

Given; In a certain code language, 'he is sick' is written as 'blue red pink', 'he wants apple' is written as 'green violet red', and 'apple is tasty' is written as 'blue green yellow'. How will 'tasty' be written in that language

So,

HE IS SICK  =  BLUE  RED  PINK

HE  WANTS  APPLE  =  GREEN  VIOLET  RED

APPLE  IS  TASTY  =  BLUE  GREEN  YELLOW

Thus, TASTY is coded as YELLOW