Question
In a certain code language if RAIN is coded as ABCD, GAIN is coded as BCDE and PAIN is coded as BCDF, then what is the code for the word GRAIN ?
Answer: Option A
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Words Codes1.R A I N A B C D2.G A I N B C D E3.P A I N B C D FThe word GRAIN has all the four letters of the word RAIN in it.Hence, the code for GRAIN should have A, B, C and D in it.From GAIN, which has only one letter different from AIN has only E as A different code.Hence, the code for G id E.Thus the code for GRAIN should have A, B, C, D and E in it.
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