Quantitative Aptitude - Arithmetic Ability Questions

If secθ + tanθ = 4, then secθ - tanθ = ?

The factors of x2 + 8x + 12 are

If 7x + 2 ≥ x - 2 and 7 + 2x ≥ 3 + 3x; then x can take which of the following values?

In what ratio wheat costing Rs 17/kg mixed with another wheat costing Rs 12/kg to get a mixture costing Rs 13.5/ kg?

If a cone of radius 10.5 cm and height 12 cm is melted and constructed into a cylinder of the same radius, what will be the height of this cylinder?

Present ages of Sai and Satheesh are in the ratio of 5:4 respectively. Three years hence, the ratio of their ages will become 11:9 respectively. What is Satheesh's present age in years?

Find the average of all prime numbers from 1 to 50.

At what point does the line 2x - 3y = 6 cuts the Y axis?