$P, Q$ and $R$ invested their capital in the ratio of $8:6:5$. At the end of the business,they received the profit in the ratio of $1:3:5$. Find the ratio of time for which they contributed their capital.

$A$ and $B$ enter into a partnership. $A$ supplies the whole capital of ₹ $45000$ with the condition that the profits are to be equally distributed,$B$ pays $A$ interest on half of the capital at $10 \%$ per annum,and $B$ receives ₹ $120$ per month for managing the business. If $B$'s total income is $\frac{1}{2}$ of $A$'s total income,what is their total yearly profit (in ₹)?

Gupta and Bansal enter into a partnership with their capitals in the ratio $5:6$. At the end of $8$ months,Gupta withdraws his capital. If they receive their shares of profits in the ratio of $5:9$,find out how long (in months) Bansal's capital was invested in the business?

Two partners invested ₹ $12500$ and ₹ $8500$ in a business. They decided that $60 \%$ of the profit incurred from the business will be equally divided between them,while the remaining profit will be distributed as interest on their capitals. If one of the partners receives ₹ $300$ more profit than the other,what is the total profit (in ₹) in the business?

Ram started a business by investing $Rs. 45000$. After $3$ months,Sanjay joined him with a capital of $Rs. 60000$. After $6$ months,Aditya joined them with a capital of $Rs. 90000$. At the end of the year,they earned a profit of $Rs. 16500$. What is Ram's share in the business (in $Rs.$)?

$A$ and $B$ enter into a partnership by investing $Rs. 12,000$ and $Rs. 16,000$ respectively. After $4$ months,$B$ withdraws $Rs. 6,000$ and $A$ invests $Rs. 5,000$ more. After $2$ more months,$C$ joins with $Rs. 20,000$ capital. What will be $A$'s share in the profit if a total profit of $Rs. 30,100$ is earned at the end of one year?