Quantitative Aptitude - Arithmetic Ability Questions

Pankaj has done 1/2 of a job in 12 days, Sainath completes the rest of the job in 6 days. In how many days can they together do the job?

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.

Find the area (in sq units) enclosed by y = 0, x+6=0 and 2x-3y=6.

If the radius of a circle is increased by 16%, its area increases by

If √(cosec2A - 1) = x, then the value of x is

If a + b + c = 0 , then the value of a3 + b3+ c3 is

If P = 99, then the value of P(P2+ 3P + 3) 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?