Quantitative Aptitude - Arithmetic Ability Questions

If ab-1b=cb-1c=ac-1a, then ac+ba+cb

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

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).

If the value of 3-1.732, then calculate the value of 243-12108-147

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

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

A man travelled a distance of 50 km in 8 hours. He travelled partly on foot at 5 km/hr and partly on bicycle at 7 km/hr. What is the distance (in kms) travelled on foot?