Quantitative Aptitude - Arithmetic Ability Questions

Choose the odd word/letters/number/number pair from the given alternatives.

If 2x + 3(5-2x) > 2 - 3x < 2x - x/3, then x can take which of the following values?

If three numbers are in the ratio 2 : 3 : 5 and the twice their sum is 100. Find the square of the largest of the three numbers.

If sec2θ+tan2θ=3, then sec4θ-tan4θ =

If cotA/√(1 + cot2A) = x, then the value of x is

If sec -5π/4 = x, then the value of x is

In ΔABC , DE || AC. Where D and E are two points lying on AB and BC respectively. If AB = 5 cm and AD = 3 cm, then BE : EC is

In the given figure, PQRS is a square of side 20 cm and SR is extended to point T. If the length of QTis 25 cm, then what is the distance (in cm) between the centers O1 and O2 of the two circles?