1 litre of water is added to 5 litres of alcohol water solution containing 40% alcohol strength. The strength of alcohol…

The population of a village is 25000. One-fifth are females and the rest are males, 5% of males and 40% of females are u…

Two numbers A and B are such that the sum of 5% of A and 4% of B is two-thirds of the sum of 6% of A and 8% of B. Find t…

the price of sugar increases by 32%. A family reduces its consumption so that the expenditure of the sugar is up only by…

In some quantity of ghee, 60% is pure ghee and 40% is vanaspati. If 10 kg pure ghee is added, then the strength of vanas…

One-eighth of a number is 41.5. What will 69% of that number be ?

The average weight of a class of students is 67.5 kg. The weight of the class teacher is 25% more than the average weigh…

Depreciation applicable to an equipment is 20%. The value of the equipment 3 years from now will be less by :