Quantitative Aptitude - Arithmetic Ability Questions

At 30% discount the selling price of an article is Rs 1050. What is the selling price (in Rs) if the discount is 15%?

In a class test, a student scored 22 marks out of 25 marks. The students marks in % is :

If Cosec θ = 17/8, then Cot θ = ?

Simple interest on a sum for six months at 5% per annum is Rs 65.5.What is the value (in Rs) of sum ?

In a class, average height of all students is 'a' cms. Among them, average height of 10 students is 'b' cms and the average height of the remaining students is 'c' cms. Find the number of students in the class. (Here a>c and b>c )

Select the related number from the given alternatives.
0.02 : 0.002 :: 1/3 : ?

What is the length of the side of an equilateral triangle, if its area is 64√3 sq cm?

A train starts from a place A at 8:00 a.m. and arrives at another place B at 1:30 p.m. on the same day. If the speed of the train is 30 km/hr, then what will be the distance (in km) covered by the train?