Quantitative Aptitude - Arithmetic Ability Questions

If 3.352 -­ (9.759 -­ x ) -­ 19.64 = 7.052, then what is the value of x?

What is the fourth proportional to 6, 24 and 83?

The third proportional of two numbers 12 and 48 is

What is the value of (1 + cotA)2 + (1 -­ cotA)2?

If secA -­ tanA = x, then the value of x is

If 5x - 4 ≤ 2 - x and 4x + 5 > 2x - 5, then x can take which of the following values?

A missile travels at 1440 km/h. How many metres does it travel in one second?

In a one day match of 50 overs in an innings the team A had a run rate of 5.3 runs per over. Team B is playing and 5 overs are left and the required run rate to tie the match is 7.2 per over to match the score of Team A. What is team B's score?