In a certain coding system, ‘Read This book’ is coded as ‘689', ‘This Book Is useful’ is coded as ‘9675’, and ‘Useful Book is good' is coded as ‘5479'. What is the code for ‘This Book Is good’ in this system ?

4965

Read   This   book           -  6  8  9

This   Book   Is   useful    -  9  6  7  5

Useful   Book   is   good   -  5  4  7  9

This   Book   Is   good      -  6  9   5   4

Answer: 4965