Quantitative Aptitude - Arithmetic Ability Questions

Average marks obtained by 19 boys of a college is 56. If the highest marks and lowest marks obtained are removed, then the average reduces by 2. What is the average of the highest and lowest marks obtained?

Kaushik bought a toy for Rs. 160 and sold it for Rs. 180. The rate of profit was ___%.

How many times does the number 5 occur in the range of numbers from 1 to 100?

The lengths of two parallel sides of a trapezium are 21 cm and 9 cm. If its height is 10 cm, then what is the area (in cm2) of the trapezium?

What is the equation of the line perpendicular to the line 2x + 3y= -6 and having Y-intercept 3?

The curved surface area of a hemisphere is 27.72 sq cm and volume is 19.404 cubic cm, find its radius?

In the following question, four number pairs are given. The number on left side of (–) is related to the number on the right side of (–) with some Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the

Calculate the sum of squares from 1 to 9.