Coconut Farm

Find the sum of $1,250$ coconuts and $750$ coconuts.

A coconut farm has $100$ trees. $25$ are young, $50$ are middle-aged, and the rest are old. How many old trees are there?

There are $44$ coconuts. If $4$ people share them equally, how many does each person get?

A worker is paid $₹ 10$ for every tree he climbs. If he climbs $15$ trees, how much is he paid?

Each coconut tree requires $200\text{ grams}$ of special mineral mix twice a year. How many kilograms of mineral mix are needed for $50$ trees for one year?

A farm has $800$ trees. If $200$ trees are coconut trees and the rest are mango trees, what fraction of the trees are mango trees?

If a dozen coconuts cost $₹360$, what is the cost of $7$ coconuts?

A irrigation system pumps $450\text{ litres}$ of water per hour. If the system runs for $4$ hours daily, how many kilolitres of water are pumped in the month of April?

A coconut farm produces $12,600$ coconuts. If $\frac{4}{9}$ are sold to a factory and $\frac{1}{3}$ are sold to local shops, how many coconuts are left for the farmer?

A farmer borrows $₹ 10,000$ at an interest of $₹ 100$ per month. He repays the full amount with interest after $1.5$ years. How much did he pay in total?