Quantitative Aptitude - Arithmetic Ability Questions

What will come in the place of the question mark (?) in the following number series?305, 338, 404, 503, 635 , (?)

If sin ­-240° = x, then the value of x is

The length of the two adjacent sides of a rectangle inscribed in a circle are 5 cm and 12 cm respectively. Then the radius of the circle will be

A wheel has diameter 84 cm. The number of complete revolution it will take to cover 792 m is

'P' is the smallest positive integer such that every positive integer N greater than 'P' can be written as a sum of two composite numbers. Then 'P' is

The cash difference between the selling price of an article at a profit of 2% and 16% is Rs.3. The ratio of two selling prices is

If Cosecθ + Cotθ = 2, then Cotθ = ?

The angle of elevation of the top of a tower at a distance of 25 m from its foot is 60 deg. The approximate height of the tower is