Quantitative Aptitude - Arithmetic Ability Questions

If cosA + cos2A = 1 then the value of sin2A + sin4A is

In the following question, select the odd letters from the given alternatives.

Find the value of 'y' if y84 = 225

Find the marked price if the selling price is Rs. 9250 and discount is 7.5%.

If the perimeter of a semicircle is 108 cm, then find its area (in cm²).

The bus fare between two cities is increased in the ratio 25:29. Find the increase in the fare, if the original fare is Rs. 625

The price of an article is cut by 31%, to restore to its original value, the new price must be increased by

The cube of 105 is