Akash scored $73$ marks in subject $A$. He scored $56 \%$ marks in subject $B$ and $X$ marks in subject $C$. Maximum marks in each subject were $150$. The overall percentage marks obtained by Akash in all three subjects together was $54 \%$. How many marks did he score in subject $C$?

In an election between two candidates,$10 \%$ of the voters did not cast their vote. $10 \%$ of the votes polled were found invalid. The successful candidate received $54 \%$ of the valid votes and won by a majority of $1620$ votes. The total number of voters enrolled on the voter's list was:

In the month of January,the Railway Police caught $4,000$ ticketless travellers. In February,the number rose by $5\%$. However,due to constant vigil by the Police and the Railway staff,the number reduced by $5\%$ in March and in April it further reduced by $10\%$. The total number of ticketless travellers caught in the month of April was:

The salary of a person was reduced by $10 \%$. By what percent should his reduced salary be raised so as to bring it at par with his original salary (in $\%$)?

In an election between two candidates,one got $55 \%$ of the total valid votes,and $20 \%$ of the total votes were invalid. If the total number of votes was $7500$,what was the number of valid votes that the other candidate received?

In an examination,$30 \%$ and $35 \%$ students respectively failed in History and Geography while $27 \%$ students failed in both the subjects. If the number of students passing the examination is $248$,find the total number of students who appeared in the examination.