Quantitative Aptitude - Arithmetic Ability Questions

If sin π/6 + sec π/6 = x, then x is

The ratio of present ages of Ramita and Satyajit is 9:7. After 9 years the ratio of their ages will be 5:4. What is Ramita's present age?

Between 200 and 400 how many numbers are divisible by 7?

A sum fetched a total simple interest of Rs 5320 at the rate of 7% per year in 5 years. What is the sum?

A mixture of 240 litres of juice and water contains 15% water. How much more water (in litres) should be added to this so that the strength of water will become 25% in the new mixture?

What will be the sum of the measures all the interior angles of a polygon having 14 sides?

If sec -7π/4 = x, then the value of x is

At what point does the line 2x + 5y = -6 cuts the X-axis?