List of top Quantitative Aptitude Questions

The average age of 100 teachers in a college in 2000 was 50 years. In 2002, 20 teachers superannuated from their jobs, whose average age was 60 years. In 2005, 40 new teachers joined the college whose average age was 38 years. What was the average age of all the teachers in 2008?
Find the least possible 3 digit number which when successively divided by 2, 5, 4 and 3 leaves the remainders 1, 1, 3 and 1 respectively.
Sum of squares of two numbers is 3341 and difference is 891. Find numbers.
Salaries ratio 2:3. After adding Rs.4000 each \(\rightarrow\) ratio 40:57. Find Jimmy's salary.
Loan at 12% SI for 3 years gives Rs. 5400 interest. Find principal.
Two trains meet. After meeting reach in 4h and 9h. Find speed ratio.
Selling at Rs.1140 gives 5% loss. Find SP for 5% profit.
Tarun got 30% concession on the labelled price of an article and sold it for Rs.8,750 with 25% profit on the price he bought. What was the labelled price?
The average age of a class of 22 students is 21 years. The average increased by 1 when the teacher's age also included. What is the age of the teacher?
A vendor bought 6 toffees for a rupee. How many for a rupee must he sell to gain 20%?
A trader mixes 26 kg of rice at Rs.20 per kg with 30 kg of rice of other variety at Rs.36 per kg and sells the mixture at Rs.30 per kg. His profit percent is
If each edge of a cube is increased by 50%, find the percentage increase in its surface area.
If \(3\sqrt{5} + \sqrt{125} = 17.88\), then what will be the value of \(\sqrt{80} + 16\sqrt{5}\)?
If m and n are whole numbers and \(m^n = 196\), what is the value of \((m - 3)^{n + 1\)?}
Find the missing number in the series: \( 2, 6, 12, 20, 30, \_\_\_\_ \).
Find the missing number in the series: \(2, 6, 12, 20, 30, \_\_\).
Complete the series: \(285,\,253,\,221,\,189,\,?\)
Mohan and Ramesh are ranked seventh and eleventh respectively from the top in a class of 41 students. What will be their respective ranks from the bottom in the class?
Nitin ranks eighteenth in a class of 49 students. What is his rank from the last?
Ankit is 18th from right in the class of 50 students. What is the position from left?
A cube whose two adjacent faces are coloured is cut into 64 identical small cubes. How many of these small cubes are not coloured at all?
In a solid cube which is made up of 27 small cubes, two opposite sides are painted red, two painted yellow and the other two with white. How many cubes have two colours?
A cube is divided into 343 identical cubelets. Each cut is made parallel to some surface of the cube. But before doing that the cube is colored with green on one set of adjacent faces, red on the second and blue on the third set. How many minimum cuts you have made?
What is the maximum number of pieces into which a cube can be cut by 10 cuts.
How many minimum cuts are required to cut a cube into 216 pieces.