If a = b × $$\frac{{d}}{{c}}$$; b, c and d are increased by 10%, then by how much does a increase ?

In an office there were initially N employees. The HR manager first hired P% employees then after a month Q% employees l…

30% of a number when subtracted from 91, gives the number itself. Find the number.

The price of a car depreciates in the first year by 25% in the second year by 20% in third year by 15% and so on. The fi…

If 50% of (x - y) = 30% of (x + y), then what percent of x is y ?

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…

6 c.c. of a 20% solution of alcohol in water is mixed with 4 c.c. of a 60% solution of alcohol in water. The alcoholic s…

<strong>Solve this :</strong> 12% of 5000 = ?