Quantitative Aptitude - Arithmetic Ability Questions

If X=32, then the value of 27x3-54x2+36x-11 is

A can do a work in 20 days and B in 10 days. If they work on it together for 5 days, then what fraction of work is left.

Amal is 5 times as good a workman as Bhairav and therefore is able to finish a job in 48 days less than Bhairav. Working together, they can do it in

Mummy can bake 75 cakes in 15 hours, Mummy and Sister together can bake 120 cakes in 20 hours. How many cakes Sister can bake in 30 hours?

In the following question, select the odd letter from the given alternatives.

A piece of wire 132 cm long is bent successively in the shape of an equilateral triangle, a square and a circle. Then area will be longest in shape of

The price of an article is cut by 42%, to restore to its original value, the new price must he increased by ______.

Speeds of a boat along the current and against the current are 14 km/hr and 7 km/hr respectively. What is the speed of boat (in km/hr) in still water?