List of top Quantitative Aptitude Questions

In the given diagram, ovals are marked at different heights $(h)$ of a hill. Which one of the following options P, Q, R, and S depicts the top view of the hill?

Which one among the following statements must be TRUE about the mean and the median of the scores of all candidates appearing for GATE 2023?

A 'frabjous' number is defined as a 3-digit number with all digits odd, and no two adjacent digits being the same. For example, 137 is a frabjous number, while 133 is not. How many such frabjous numbers exist?

Players are selected for Judo based on their body weights from the following 10 weight groups:

(48 kg – 52 kg)
(52 kg – 56 kg)
(56 kg – 60 kg)
(60 kg – 64 kg)
(64 kg – 68 kg)
(68 kg – 72 kg)
(72 kg – 76 kg)
(76 kg – 80 kg)
(80 kg – 84 kg)
(84 kg – 88 kg)

The average weight of the players after selecting one player from each group is 68 kg. If one of the players (named S) leaves the team, their average weight comes down to 66.5 kg.

World fruit production went up 54 percent between 2000 and 2019, to 883 million tonnes. Five fruit species accounted for 57 percent of the total production in 2019, down from 63 percent in 2000. Use the data in the passage to answer the following questions.

[Data source: FAO]

A trader marked up shirts by 40%, offered a 20% discount during a sale, and sold each for 234. Find the number of shirts he purchased.

Write $8^{\,2x+3}$ in the form $2^{\,y}$ and express the relation between $x$ and $y$.

What is the sum of an infinite geometric series with first term equal to $1$ and common ratio $\frac{1}{2}$?

The base area of a cylinder is $154\ \text{cm}^2$ and the height is $5\ \text{cm}$. Find the volume of the cylinder.

The mean of $50$ observations was $36$. It was found later that an observation $48$ was wrongly taken as $23$. The corrected new mean is?

A shopkeeper marked a watch 25% above its cost price, sold it with a 15% discount, and received \$850. Find the cost price.

The total number of female employees in companies B and F together is what percent of the total number of employees in company D?

The sum of two numbers is 1056 and their HCF is 66. Find the number of such pairs.

At present, Mani is 4 times the age of Vaibhav. After 3 years, Mani will be 2 times as old as Vaibhav. What is the present age of Mani?

The number of male employees in company D is what percent less than the number of female employees in company C?

In a moderately asymmetrical distribution, the mode and mean are 32.1 and 35.4 respectively. Calculate the median.

A cylindrical jar whose base has a radius of 15 cm is filled with water up to a height of 20 cm. A solid iron spherical ball of radius 10 cm is dropped in the jar to submerge completely in water. Find the increase in the level of water.

Find the central angle for store D.

The area of a rectangular field is 15 times the sum of its length and breadth. If the length of that field is 40 m, what is the breadth of that field?

What is the difference between the average of books sold by stores A and E together and average of books sold by stores C and D together?

There are 3 consecutive odd numbers and 3 consecutive even numbers. The smallest even number is 9 more than the largest odd number. If the square of the average of odd numbers is 507 less than the square of the average of even numbers, what is the smallest odd number?

The ratio between the speeds of two trains is 8:9 and the second train covers 360 km in 4 hours. The distance covered by the first train in 3 hours is:

Harsh makes a fixed deposit of \rupee 20,000 in Bank of India for a period of 3 years. If the rate of interest be 13% SI per annum charged half-yearly, what amount will he get after 42 months?

If $ 0.764y = 1.236x $, then what is the value of $ \left( \frac{y - x}{y + x} \right) $?

The sum of first 15 multiples of 8 is: