Quantitative Aptitude - Arithmetic Ability Questions

At what rate of compound interest per annum will a sum of Rs 10000 become Rs 12321 in 2 years?

When a number is increased by 120, it becomes 130% of itself. What is the number?

9 women can complete a work in 50 days. If more 6 women were added to them, how many days before the work can be completed?

Manish, Mukesh and Sachin are Accountants. Mukesh can filea return in 5 hours and Sachin in 4 hours alone. All three together can do it in 2 hours. In what time (in hrs) will Manish do the work?

The price of an article is decreased by 10%. To restore it to its former value, the new price must be increased by

What is the value of cosec -7π/6?

If x+y+z = 1, 1/x + 1/y + 1/z = 1 and xyz = -1, then x3+y3+z3 is equal to

In the given figure, in a right angle triangle ABC, AB = 12 cm and AC = 15 cm. A square is inscribed in the triangle. One of the vertices of square coincides with the vertex of triangle. What is the maximum possible area (in cm.sq) of the square?