Five-ninths of a number is equal to $25$ per cent of the second number. The second number is equal to one-fourth of the third number. The value of the third number is $2960$. What is $30$ per cent of the first number?

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

Out of his total income,Mr. Kapur spends $20 \%$ on house rent and $70 \%$ of the rest on household expenses. If he saves $₹ 1,800$,what is his total income?

The population of a town increases $4 \%$ annually but is decreased by emigration annually to the extent of $(1/2) \%$. What will be the increase per cent in $3$ years?

Sameer spends $24 \%$ of his monthly income on food and $15 \%$ on the education of his children. Of the remaining salary,he spends $25 \%$ on entertainment and $20 \%$ on conveyance. He is now left with $₹ 10736$. What is the monthly salary of Sameer?

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 $C$?