$A$'s salary is $40 \%$ of $B$'s salary,which is $25 \%$ of $C$'s salary. What percentage of $C$'s salary is $A$'s salary?

If $35 \%$ of a number is $175,$ then what percent of $175$ is that number (in $\%$)?

In an examination,there are three papers and a candidate has to get $35 \%$ of the total to pass. In one paper,he gets $62$ out of $150$ and in the second $35$ out of $150$. How much must he get,out of $180$,in the third paper to just qualify for a pass?

$1200$ boys and $650$ girls appeared in an examination. If $70 \%$ of boys and $40 \%$ of girls failed,find the approximate percentage of passed students.

If one number is $80 \%$ of the other and $4$ times the sum of their squares is $656,$ then the numbers are:

If one number is $80 \%$ of the other and the sum of their squares is $656$,then the numbers are: