Quantitative Aptitude - Arithmetic Ability Questions

If ab-1b=cb-1c=ac-1a, then ac+ba+cb

In a triangle, the distance of the centroid from the three vertices is 4cm, 6cm and 8cm respectively. Then the length of the smallest median is:

If (x + y):(x - y) = 11:1, find value of (5x + 3y)/(x - 2y).

What is the value of 10% of 150% of 400?

If 8/5 of 4/3 of a number is 192, then 5/6 of that number is

Find the volume (in cub.cm) of a sphere of diameter 42 cm

Rakesh’s present age is 36 years. If 12 years ago, Deepak’s age was one-fourth of Rakesh’s age, then after 27 years what will be the age (in years) of Deepak?

Starting with 8000 workers, the company increases the number of workers by 5%, 10% and 20% at the end of first, second and third year respectively. The number of workers in the fourth yearwas