Quantitative Aptitude - Arithmetic Ability Questions

In ΔPQR, PQ = PR = 18 cm, AB and AC are parallel to lines PR and PQ respectively. If A is the mid-point of QR, then what is the perimeter (in cm) of quadrilateral ABPC?

Pipe A can fill an empty cistern in 4 hours while along with Pipe B it can fill it up in 3 hours. Only Pipe A is turned on for an hour after which Pipe B is also turned on. How much total time will it take to fill up the cistern?

Find the odd word/letters/number from the given alternatives.

Which one does not belong to the group?

If sin = 2/3, find the value of secθ and cotθ

If (a+1a)2=3,then the value of a6-1a6 will be

Ms. Alina borrowed Rs.650 at 6% per annum simple interest. What amount will she pay to clear her debt after 4 years?

A train is moving at the speed of 36 km/hr. How many seconds it will take to cover a distance of 600 meters?