Quantitative Aptitude - Arithmetic Ability Questions

If A alone can do a job in 40 days then, in how many days can B alone do the job if together they can do the job in 8 days?

In triangle ABC, AD, BE and CF are the medians intersecting at point G and area of triangle ABC is 156 sq.cm. What is the area (in sq.cm) of triangle FGE?

The mean of marks secured by 35 students in division A of class X is 65, 45 students of division B is 61 and that of 70 students of division C is 59. What is the mean of marks of the students of three divisions of Class X?

The ratio between Ram's age and Rahim's age is 10:11. What is the age of Rahim in percentage of Ram's age

The ratio of cost price and selling price 25:26. The percent of profit will be

A cone of radius 7 cm and height 12 cm is completely filled with water. This water is emptied into an empty cylindrical vessel of radius 3.5 cm. What will be the height of water in this vessel?

If x = a + 1a, y = a - 1a ,(a>0), then the value of x4+y4-2x2y2 is

If a3 + b3 + c3 - 3abc = 0, then the value of a2/bc + b2/ac - 3.