In a certain code language, 'total pages is' means

Solution

I. 'total pages is' means '613'. II. 'include pages index' means '158'. III. 'printed is index' means '648'. From statement I and II we concluded that 'pages' is coded as '1'. From statement I and III we concluded that 'is' is coded as '6'. From statement II and III we concluded that 'index' is coded as '8'. From statement I alone we concluded that 'total' is coded as '3'. From statement II alone we concluded that 'include' is coded as '5'. From statement III alone we concluded that 'printed' is coded as '4'. So, among the given options, 'printed taxes' can be coded as '47'.