Quantitative Aptitude - Arithmetic Ability Questions

The ratio of money with Ram and Gopal is 7:17 and with Gopal and Krishan is 7:17. If Ram has 490, Krishan has

A helicopter, at an altitude of 1500 m, finds that two ships are sailing towards it, in the same direction. The angles of depression of the ships as observed from the helicopter are 60° and 30°respectively. Distance between the two ships, in metres is

If x – (1/x) = 3, then what is the value of (2x4 + 3x3 + 13x2 – 3x + 2) / (3x4 + 3)?

If x2-2x+1=0,then the value of x4+1x4 is

If (X/4) = (Y/5) = (Z/9), then what is X : Y : Z?

What is the value of 232 ?

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.

A can do a work in 36 days and B in 12 days. If they work on it together, then in how many days will they be able to do the work?