List of top Quantitative Aptitude Questions

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.
If the cardinality of a set A is 4 and that of a set B is 3, then what is the cardinality of the set AAB? where A is difference.
10 litres of concentrated acid containing 75% of acid and rest water is mixed with X litres of diluted acid containing 40% of acid and rest water. If the final mixture contains 60% of acid then value of X is:
Mr. A took a loan of ₹ 300000 at 10% annual interest rate and paid ₹ 5000 as monthly instalment under flat rate system. What is the term of the loan?
Which one of the following options is considered as the relative measure of dispersion?
The product of two numbers is 9375 and the quotient, when the larger one is divided by the smaller, is 15. The sum of the numbers is
Your mother is 4 years younger than your father. Your father is 6 times older than you. If you are 6 years old, what is your mother's age?
A, B, C and D are four consecutive odd numbers and their average is 42. What is the product of B and D?
The product of two numbers is 9375 and the quotient, when the larger one is divided by the smaller, is 15. The sum of the numbers is .
Find the missing number in the following series: 3, 5, 13, 43, 177, .
If 5 men or 9 women can finish a piece of work in 19 days, 3 men and 6 women can do the same work in how many days?
The average of four consecutive even numbers is 27. The largest of these numbers is _____ .
The sides of a triangle are in the ratio of 1/2 : 1/3 : 1/4. If its perimeter is 52 cm, the length of the smallest side is _____ .
In writing all the integers from 1 to 300, how many times is the digit 1 used?
A bag contains equal number of one rupee, 50 paise, and 25 paise coins. If the total amount in the bag is Rs.35, how many coins of each type are there?
In an office 60% of the staffs are male. In an election in the office, 40% of the females and 60% of the males voted for Anju. The percentage of votes Anju got was
The required solution of $(x^2-y^2-z^2)p+2xyq = 2xz $, will be
If a man increases his speed to \(\frac{9}{5}\) times his usual speed, he reaches his office 24 minutes before the office time. Find the time taken by to reach his office with usual speed.
A shopkeeper purchases 40 kg of rice at the rate of \(₹ 35\) per kg and \( 50\) kg of rice at the rate of \(₹ 40 \)per kg. If he sells the mixture to make a profit of \(20\%\), the corresponding selling price for this transaction is:
Find the fraction which bears the same ratio to \(\frac{1}{27}\) that \(\frac{3}{11}\) does to \(\frac{5}{9}\).
The difference between simple interest and compound interest on a certain sum of money for 3 years at 10% per annum is ₹ 62. The sum is :