Quantitative Aptitude - Arithmetic Ability Questions

Square of (7 ­- 4x) is

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

PQ is a tangent to the circle at T. If TR = TS where R and S are points on the circle and ∠RST = 65°, the ∠PTS =

If cosA = x, then x is

The equation of a line is given by 4y-6x+9=0. Find the slope of other line which is perpendicular to it.

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)?

The diagonal of a square is 12 cm what is the length (in cm) of its side?

Rohan sells two articles. The cost price of the first article is equal to the selling price of the second article. The first article is sold at a profit of 40% and the second article is sold at a loss of 40%. What is the ratio of the selling price of the first article to the cost price of the second article?