Question
In a box, 65% of the files are black files and the rest are silver and blue files. The number of blue files is four times the number of silver files. What percentage of the files in the box are silver files?
2 m

Click button first when a symbol is required. X

In a box, 65% of the files are black files and the rest are silver and blue files. The number of blue files is four times the number of silver files. What percentage of the files in the box are silver files?