List of top Quantitative Aptitude Questions

Machine A produces 90 toys in 15 minutes and machine B produces 60 toys in 30 minutes. If both the machines run simultaneously, then how many minutes will be required to produce 400 toys?

Two trains running in the same direction on two parallel tracks take 30 seconds and 60 seconds to cross a stationary pole. If the faster train takes 50 seconds to overtake the slower train completely, then what is the ratio of the speed of the faster to the slower train?

During a summer sale, additional tax at the rate of \(5\%\) of the discounted price is levied on discounted items. If the marked price of a shirt is 2,500, and a discount of \(30\%\) is offered on the shirt during the summer sale, then what would be the final selling price of the shirt after the extra tax?

In a school with 400 students, the number of boys is 3 times the number of girls. If 70 percent of the boys walk to school and 60 percent of the girls walk to school, then what percentage of the total students in the school walk to school?

A certain manufacturer sells an item to the whole seller at a profit of \(20\%\) of the cost price. The whole seller sells the item further to the retailer at a profit of \(20\%\) of his cost price. If the retailer sells the item further to the consumer at a profit of \(20\%\), then the buying price for the consumer is what percentage above the cost price of the manufacturer?

There are two laps in a race. An athlete ran the first lap at an average speed to 20 m/s. However, he could manage an average speed of only 10 m/s in the second lap. What is his average speed for the complete race?

The marked price of a bicycle is 10,000. Manish bought the bicycle during the summer sale for a discount of \(33.33\%\). If Manish later sold the bicycle to Rahul for a price equal to the original marked price of the bicycle, then what was the percentage of profit earned by Manish?

For every 2 boy students there are 3 girl students and for every 4 male teacher there are 5 female teachers. If the ratio of number of teachers to the number of students is 1:10, then which of the following is the ratio of the number of boy students to the number of male teachers?

For a positive number N, if N² is completely divisible by 24, then which of the following is the greatest number by which N must be completely divisible?

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

In year 2019, the average monthly profits (in Lakhs) for the given 6 months from April to September lies between which of the following ranges?

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

If the average monthly profit for the entire financial year (April 2019 to March 2020) is 1.5 times that of the first two quarters (April 2019 to September 2019), then what should be the average monthly profit for the next two quarters (October 2019 to March 2020)?

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

In Year 2019, for how many months given in the data, the monthly profit was greater than the average monthly profit for company X in the given 6 months?

A circle with area 36 sq. cm is inscribed in an equilateral triangle. What is the area (in sq.cm) of the triangle?

If \(+\) means multiplication, \(-\)means addition, \(÷\) means subtraction and \(\times\) means division, then what is the value of the expression \([18+15+20]\times[(3.2-9.4)÷7.6]?\)

If \(+\) means multiplication, \(- \)means addition, \(÷\) means subtraction and \(\times\) means division, then what is the value of the expression 456 \(\times\) 24 \(+\)38\(÷\)958\(-\)364?

A fruit juice mixture contains \((\frac{2}{5})^{th}\) pure orange juice and the remaining mixture has \((\frac{1}{3})^{rd}\) pure sweet lime juice. What fraction of the fruit juice mixture is pure fruit(orange and sweet lime) juice?

Perimeter of a rectangle is equal to the perimeter of a square whose diagonal is \(10\sqrt2\) cm. If the length of the rectangle is thrice its breadth, then what is the area of the rectangle?

In trapezium ABCD, AB is parallel to CD and AC = BD. If area of the trapezium is 60 sq cm and the height of the trapezium is 10 cm, then what is the length of the diagonal?

A certain number of cakes is distributed equally among Alex, Bruce, Clive and Daniel. Alex gives away \((\frac{3}{4})^{th}\) of his cakes equally among the other three people. Later Bruce gives half of his cakes to Daniel. What fraction of the total number of cakes does Daniel have in the end?

Manish has a stick of length 1 metre. He marks the stick at thirds (to divide the stick into 3 equal pieces) with blue pen and at fifths (to divide the stick into 5 equal pieces) with red pen. He then cuts the stick at all the blue and red markings and hence the stick is divided into 7 pieces. What is the length (in metre) of the smallest piece?

A person deposited a sum of 50,000 in a fixed deposit account which returns an annual interest of 10 percent compounded annually. However, an income tax of \(20\%\) is deducted on the interest amount at the end of each year. What would be the final value of the investment after 2 years?

The average of a group of 12 numbers increases by 1.5 when one of the numbers is replaced by 9. What is the value of the number that was replaced?

What is the average of first 101 consecutive odd numbers?

Investment of ₹ 4,000 at \(R\%\) per annum compounded annually becomes 16,000 in 8 years. If 2,000 is invested at \(R\%\) per annum compounded annually, then in how many years will the investment become 16,000?

A rabbit on a controlled diet is fed a total of 1 kg of carrot every day. There are 2 types of carrots that are fed to the rabbit. Type X carrot contains \(60\%\) protein and type Y carrot contains \(80\%\) protein. If the rabbit must be fed 650 grams of protein everyday, then how many grams of type X carrot must be fed to the rabbit?