Quantitative Aptitude - Arithmetic Ability Questions

The effective annual rate of interest corresponding to a nominal rate of 15% per annum payable half-yearly is

30 men can do a piece of work in 16 days working 8 hrs a day. How many men are needed to complete another work, which is twice the first one, in 10 days working 12 hrs a day?

The following are the steps involved in solving the above problem. Arrange them in sequential order.

ΔABC is right angled at B. BD is the altitude. AD is 18 cm and DC is 50 cm. Find length of BD?

If P = 350 and Q = 600, then P is how much percentage less than Q?

What is the equation of the line passing through the point (-1,3) and having x-intercept of 4 units?

If √(sec2A - 1)/secA = x, then the value of x is

A dealer sells a machine having marked price as Rs 3840 at a discount of 20%. What is the selling price (in Rs) of the machine?

If secθ = cosecq with 0° < θ , q < 90°, then the value of sin (θ + q) is