Quantitative Aptitude - Arithmetic Ability Questions

What is the value of tan3A?

While selling a watch, a shop-­keeper gives a discount of 5%. If he gives a discount of 7%, he earns Rs.15 less as profit. The marked price of the watch is

If x - y = -9 and xy = -20, then find x2 + y2 ?

A line passing through the origin perpendicularly cuts the line 2x + 3y = 6 at point M. Find M?

The area of a circle is 616 sq.m. Find its diameter.

The costs of daily ticket of local train is Rs. 50 and Monthly Pass costs is Rs. 1125. If I buy the Monthly Pass and travel for 30 days in a month then I save?

Product of 6ab, 3b and 4a is

Calculate the angle subtended by the chord at the point on the major arc if the radius and the chord of the circle are equal in length.