List of top Quantitative Aptitude Questions

Old Mr. Baker was known for his impeccable calculations. He had a small bakery, and every day, he meticulously recorded the number of loaves he baked. One week, he found the average number of loaves baked per day was thirteen. Determined to maintain his bakery's reputation for consistency, he decided to include the next day's loaf count in his average. However, he wanted to ensure the average for the six days remained a whole number. What was the smallest number of loaves he could bake on the sixth day to achieve this?
Bala bought 100 kg of flour and 100 kg of sugar. The flour was 25% cheaper than the sugar per kg. He mixed the entire quantity and sold the mixture at ₹275.50 per kg, making an overall profit of 50%. What is the cost price of flour per kg?
If \(1+\frac{1}{2}+\frac{1}{3}+\frac{1}{4}+\frac{1}{5}+\frac{1}{6}+\frac{1}{7}+\frac{1}{8}+\frac{1}{9}....\frac{1}{29} =\frac{N}{29!}\) Find the remainder when N is divided by 19.
Two places P and Q are 120 km apart from each other on a highway. A car starts from P and another from Q at the same time. If they move in the same direction, they meet each other in 8 hours. If they move in opposite directions towards each other, they meet in 2 hours 40 minutes. What are the respective speeds of the cars in km/hour?
The greatest possible number for which 38% of that number will be less than 54, is:
The arithmetic mean of a few numbers is 40. If each number is increased by 7, and then multiplied by 12, then the new mean will be:
In an election between 3 candidates A, B, and C, 10% registered voters did not cast their votes and 5% votes were declared invalid. A obtained 834 votes more than B and 1254 votes more than C. If 178,800 voters were registered for the election, then find the number of votes obtained by the winner.
P completes \( \frac{13}{20} \) of a work in 9 days. Then he completes the remaining work with the help of Q in 4 days. The time required for P and Q together to complete the entire work is:
A, B, and C enter into a business partnership by making investments in the ratio 3:5:7. After a year, C invests ₹ 33760 more while A withdraws ₹ 4560. The ratio of investments then changes to 24:59:167. How much does B invest?
The length of the train, which is travelling with a speed of 45 km/h, and can cross a 100 m long bridge in 30 sec, is:
\( 3.\overline{783} \) $=$ ?
The smallest fraction which should be subtracted from the sum of the following numbers: \[ 4\frac{1}{4}, \, 2\frac{1}{2}, \, \frac{9}{12}, \, 3\frac{1}{3}, \, 2\frac{3}{4} \quad \text{so as to make it a whole number is:} \]
A canteen requires 847 bananas in a week. How many bananas did it require for the months of January, February, and March 2024 together?
Anupam, a trader, sells an item to Suraj at 20% discount, but he charges 10% on the discounted price for packaging and delivery. Suraj sells it for ₹ 1782 more, thereby earning a profit of 25%. At what price had the trader marked the item?
What will be the least number which when doubled will be exactly divisible by 10, 18, 21, and 27?
If \( 7^{\frac{x}{3}} = 2401 \), then the value of \( x \) is:
A certain sum of money is invested at an interest rate of 5% P.A. and a second sum of money, which is twice as large as the first, is invested at 5.5% P.A. The total interest on investments together is ₹1000 per year. The first sum of money invested is:
B can do a work in 48 days. If A starts the work and after 10 days he leaves, then B alone finishes the remaining work in 42 days. In how many days A and B together will finish the work?
A vessel is filled with liquid, 3 parts of which is water and 5 parts syrup. What part of the mixture should be drawn off and replaced with water so that the mixture contains half water and half syrup?
A and B are partners in a business. A invested ₹42,000 for 10 months and B invested ₹35,000 for 8 months. Out of a profit of ₹31,570, B's share is:
Two numbers A and B are less than a third number C by 15% and 32%, respectively. By what percent (%) is number B less than the number A?
If \( 10^k = \frac{128 \times (16 \times 10^{-4})^3{2^{19} \times 10^{-11}} \), then the value of \( k \) is:}
After getting two successive discounts of 12.5% and \( x % \), an item with marked price ₹750 is available at ₹525. Find the value of \( x \):
A sells an item at a loss of 10%. If he had sold it for ₹ 120 more, he would have gained 5%. What is the cost price of the item?
The average expenditure of a person for the first five months of a year is ₹ 50,000 and for the next seven months it is ₹ 54,000. He saved ₹ 23,000 during the year. His average monthly income is: