Quantitative Aptitude - Arithmetic Ability Questions

If 2x2+2y2=4a the find the value of 2ax2-a+2ay2-a

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

What is the value of tan 6° tan 36° tan 84° tan 54° tan 45°?

Select the odd number from the given alternatives.

Four pairs of words are given. Find the odd one out.

ΔXYZ is similar to ΔPQR. If ratio of perimeters of ΔXYZ : ΔPQR is 3:2 and if PQ = 6 cm then what is the length of XY (in cm)?

A solid sphere of radius 3 cm is melted to form a hollow right circular cylindrical tube of length 4 cm and external radius 5 cm. The thickness of the tube is

Three clocks are designed to alarm in every hour, two hours and three hours respectively. If they all alrmed together three hours before, then after how many hours will they next alarm together?