Quantitative Aptitude - Arithmetic Ability Questions

If cos2x + cos4x = 1, then tan2x + tan4x =

20 kg of a mixture of wheat and husk contains 5% husk. How many kg more of husk must be added to make the husk content 20% in the new mixture?

Volume of a cylinder is 13860 cubic cm. If circumference of its base is 132 cm, find the curved surface area of the cylinder?

The sum of two fractions is 5/6. One of them is 3/4, what is the other fraction?

The average of first 20 multiples of 12 is

What is the value of sec2θ + 1sec2θ - 1 x 12cotθ - tanθ ?

Find the odd word/letters/number from the given alternatives.

What is the difference (in Rs) between the compound interests on Rs. 4000 for 1 year at 12% per annum compounded yearly and half-yearly?