Quantitative Aptitude - Arithmetic Ability Questions

If x+1x=5, then 6xx2+x+1 value is

If [7(5x/3 - 3/2)]/2 + 3/2 = 1/4, then what is the value of x?

If a = 299, b = 298, c = 297 then the value of 2a3 + 2b3 + 2c3 - 6abc is

The diameter of a circle is equal to the side of the square. What is the area of the square if the area of the circle is 64π sq cm?

The length of the diagonal and the breadth of a rectangle is 26 cm and 10 cm respectively. Calculate its area (in cm2).

In the given figure, ABC is an equilateral triangle. Two circles of radius 4 cm and 12 cm are inscribed in the triangle. What is the side (in cm) of an equilateral triangle ?

If x + (1/x) = 2, then what is the value of x64 + x121?

Type 1 workers can do three times the work of Type 2 workers. Twelve Type 1 workers can complete a task in 10 days. How many days would it have taken 4 Type 1 and 8 Type 2 workers to complete the same task?