List of top Quantitative Aptitude Questions

A man walking upward on a staircase at the speed of x steps per second takes a total time of y seconds to reach the top. At what speed (in steps per second) he should walk to reach at the top in \(\frac{y}{3}\) seconds?

The ratio of selling price to the marked price of an article is x : y whereas the ratio of its marked price to its cost price is 3: 2. If the profit earned on the article is 20% of the cost price, what is the ratio of the marked price to the selling price?

In a certain city, the number of people who have health insurance is 1.5 times the number of people who don't have health insurance. What is the ratio of the number of people who have health insurance to the total number of people in the city?

The given bar graph represents the monthly profits of Company X. Please answer the question(s) based on the given data.

If percentage change in profit from September to October is same as percentage change in profit from July to August, then what would be the approximate monthly profit in October?

The given bar graph represents the monthly profits of Company X. Please answer the question(s) based on the given data.

For how many months in Year 2019, the percentage change in monthly profits was positive?

Three friends decided to split their monthly house rent in the ratio 3: 4: 5. If their monthly house rent was 20,000, then what was the least share paid among all the three friends?

A trader buys mangos at the rate of 4 mangos for 75 and sells mangos at the rate of 7 mangos for 190. If the trader wants to make a profit of 235, then what is the number of mangos he must buy and sell?

Ramesh sells a mobile phone for 18,000 and thereby makes a profit of \(20\%\). If he wishes to make a profit of \(25\%\), by what percentage he must increase the current selling price of the mobile phone?

During a film festival, a series of two successive discounts is offered on the sale of movie tickets. A discount of \(x\%\) is offered on the sale price of the ticket and an additional discount of \( x\%\) is offered on the discounted price of the ticket. If the total discount is equivalent to \(36\%\), then what is the value of \(x\)?

Mark saves at least 8,000 on the purchase of an electric scooter which is sold at \(20\%\) discount. What could be the minimum possible marked price of the electric scooter?

In a survey of 500 people living in an apartment, only \(70\% \)of the people responded to the survey. Of them, only \(40\% \) responded in favour of construction of a swimming pool. What percentage of all the people surveyed did NOT respond in favour of construction of a swimming pool?

\(20\%\) of the total cost of a projector is payable at the time of purchase and the remaining is payable at the time of installation. If 6,000 is paid at the time of purchase, then what is the amount payable at the time of installation?

Which of the following is the greatest divisor of the product of any 3 consecutive even integers?

Which of the following numbers is the smallest number that is completely divisible by all of the given numbers 2, 3, 4, 5, 6, 7, 8, 9 and 10?

If 'x' and 'y' are positive integers and 'x + y' is even, then which of the following must always be even?

A number when divided by 24 leaves a remainder of 13. What remainder would the number leave when divided by 6?

If \(+\) means multiplication, \(-\) means addition, ÷ means subtraction and \(\times\) means division, then what is the value of the expression:
72.42\(-\)385.66\(-\)4976.38=?

If \(+\) means multiplication, \(-\) means addition, ÷ means subtraction and \(\times\) means division, then what is the value of the expression:
2522 \(\times\) 97\(-\)34\(+\)43÷96\(-\)69=?

The perimeter of a square is P cm and the area of the circle inscribed in it is A \({cm}^2\). If P = 4A, then what is the length of a side of the square?

Area of a circle is same as that of a square of length 10 cm. The circumference of the circle is

In a certain exam, \((\frac{1}{10})^{th}\) of the students passed by 1^st division, \((\frac{1}{4})^{th}\) of the students passed by 2^nd division, and half of the students passed by 3^rd division. If the remaining 54 students failed in the exam, then what was the total number of students who appeared in the exam?

Sikha spends (\((\frac{1}{3})^{rd}\) of her salary on room rent, \((\frac{1}{4})^{th}\) of the remaining on loan repayment, and \((\frac{1}{5})^{th}\) of the remaining on food. What fraction of her salary is left with her?

Mike invested 1,000 at simple interest. If the amount became 3 times in 12.5 years then what will be the total amount of the investment after 25 years?

Marie bought a 1-year certificate of deposit and the annual interest earned on the deposit is 6 percent compounded semi-annually. What was the amount invested, if the interest earned on the certificate at maturity is 60.9?

There are two sections A and B of a class, consisting of 35 and 45 students respectively. If the average weight of all the students of section A is 38 kg and that of all the students of section B is 42 kg, then what is the average weight of all the students in both the sections together?