$$\frac{5}{9}$$ part of the population in a village are males. If 30% of the males are married, the percentage of unmarr…

The value of a property depreciates every year by 10% of its value at the beginning of the year. The present value of th…

A man gives 50% of his money to his son and 30% to his daughter. 80% of the rest is donate to a trust. If he is left wit…

Out of the total production of iron from hematite, an ore of Iron, 20% of the ore gets wasted, and out of the remaining …

What is 28% of 36% of $$\frac{5}{7}$$th of 5000 ?

A man spends 80% of his income. With increase in the cost of living, his expenditure increases by $$37\frac{1}{2}$$% and…

Christy donated 10% of his income to an orphanage and deposited 20% of the remainder in his bank. If he has now Rs. 7200…

In an examination, 30% and 35% students respectively failed in History and Geography while 27% students failed in both s…