Quantitative Aptitude - Arithmetic Ability Questions

In ΔPQR, S and T are points on side PQ and PR respectively. ST is parallel to QR. If S divides PQ in the ratio 1:5 and length of QR is 15 cm, find ST?

The difference between simple and compound interests compounded annually on a certain sum of money for 2 years at 5% per annum is Rs 45. The sum is

If x = 4aba+b, then what is the value of x+2ax-2a+x+2bx-2b ?

What is the simplified value of 12-13 ?

The co-ordinates of the centroid of a triangle ABC are (3,-2). What are the co-ordinates of vertex C if co-ordinates of A and B are (-2,5) and (6,-2) respectively?

Simple interest on a sum for 18 months at 14% per annum is Rs 1365.What is the value (in Rs) of sum?

What is the ratio of simple interest earned on certain amount at the rate of 12% for 6 years and that for 12 years?

The median of the numbers 14, 12, 12, 16, 13 and 18 is