Quantitative Aptitude - Arithmetic Ability Questions

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

1/3 part of a certain journey is covered with the speed of 25 km/hr, 1/2 part of the journey is covered with the speed of 45 km/hr and the remaining part covered with the speed of 37.5 km/hr. What is the average speed (in km/hr) for the whole journey?

The centroid of an equilateral triangle ABC is G. If AB is 6 cms, the length of AG is

The sum of the ages of Rohit and Ankit is 78. Rohit's age is twice the age of Ankit. What is the age (in years) of Rohit?

If xy+yz+zx = 1, then the value of (1+y2)(x+y)(y+z) ?

Find the odd word/number/letters from the given alternatives

What is the reflection of the point (3,-5) in the origin?

If a(x + y) = b(x - y) = 2ab, then the value of 2(x2 + y2)