Practice: Quantitative Aptitude

Question 1 of 25

Easy HCF

Find the HCF of 24 and 36

Question 2 of 25

Medium Percentages

A salary of an employee is increased by 20% and then decreased by 10%. What is the effective percentage change in the employee's salary?

Question 3 of 25

Medium Time & Work

T and U can harvest a field in 14 days and 21 days respectively. They work together for 7 days. What fraction of the field is still left?

Question 4 of 25

Medium Simple Interest

A person invests Rs. 8000 in a bank at a simple interest rate of 9% per annum. How much total interest will the person earn in 5 years?

Question 5 of 25

Medium Percentages

A shopkeeper marks up the price of an article by 40% above its cost price. During a sale, he offers a discount of 10% on the marked price. If the cost price of the article is Rs. 500, what is the final selling price?

Question 6 of 25

Hard Simple Interest

A sum of money becomes double itself in 10 years at simple interest. What is the rate of interest?

Question 7 of 25

Medium Time & Work

O can plough a field in 16 days and P can do it in 24 days. They start working together but after 4 days, O leaves. In how many more days will P finish the work?

Question 8 of 25

Medium Percentages

If 60% of a class of 50 students are boys, how many more girls need to be admitted to the class to make the percentage of boys 50%?

Question 9 of 25

Medium Simple Interest

An amount of Rs. 2500 is borrowed at a simple interest rate of 7% per annum. What will be the total interest obtained after 4 years?

Question 10 of 25

Hard Simple Interest

A certain sum amounts to Rs. 2520 in 2 years and Rs. 2880 in 4 years at simple interest. Find the rate of interest per annum.

Question 11 of 25

Medium Time & Work

Two pipes A and B can fill a tank in 20 hours and 30 hours respectively. If both pipes are opened together but pipe A is turned off after 5 hours, how much more time will pipe B take to fill the tank?

Question 12 of 25

Hard Simple Interest

A sum of money becomes Rs. 7200 in 4 years and Rs. 8100 in 6 years at simple interest. Find the principal amount.

Question 13 of 25

Medium Time & Work

E can complete a job in 8 days. F can complete the same job in 12 days. If E and F work together, how many days will it take for them to complete the job?

Question 14 of 25

Medium Profit & Loss

A merchant sells his goods at a 10% loss. If he had sold the goods for Rs. 20 more, he would have gained 5%. Find the cost price of the goods.

Question 15 of 25

Medium Profit & Loss

A man bought a pen for Rs. 45 and sold it at a gain of 20%. What is the selling price of the pen?

Question 16 of 25

Medium Simple Interest

A man invests Rs. 3000 at a simple interest rate of 5% per annum. How much interest will he earn after 3 years?

Question 17 of 25

Medium Time & Work

A group of workers can complete a job in 16 days. However, after working for 4 days, 2 workers leave the group, and the remaining workers finish the work in 18 more days. How many workers were there initially?

Question 18 of 25

Hard Simple Interest

If the simple interest on a sum of money for 3 years is Rs. 540 and the rate of interest is 6%, what is the principal?

Question 19 of 25

Medium Ratio & Proportion

In a class, the ratio of boys to girls is 3:4. If there are 18 boys, how many girls are there?

Question 20 of 25

Medium Averages

The average of 6 numbers is 12. If one number is removed, the average of the remaining numbers is 11. What is the number that was removed?

Question 21 of 25

Medium Ratio & Proportion

A mixture contains milk and water in the ratio 3:2. If 10 liters of water is added, the ratio becomes 3:4. Find the initial quantity of milk in the mixture.

Question 22 of 25

Medium Time & Work

A and B together can complete a work in 12 days. B alone can complete the work in 30 days. How many days will A alone take to complete the work?

Question 23 of 25

Medium Averages

The average marks of 45 students in a class is 70. If the marks of the 5 highest-scoring students are not considered, the average becomes 68. What is the average marks of the top 5 students?

Question 24 of 25

Hard Simple Interest

If a sum of money triples itself in 15 years at simple interest, in how many years will it become 5 times itself?

Question 25 of 25

Medium Averages

The average of four consecutive even numbers is 27. What is the largest of these numbers?

Finish

Practice: Quantitative Aptitude

Find the HCF of 24 and 36

A salary of an employee is increased by 20% and then decreased by 10%. What is the effective percentage change in the employee's salary?

T and U can harvest a field in 14 days and 21 days respectively. They work together for 7 days. What fraction of the field is still left?

A person invests Rs. 8000 in a bank at a simple interest rate of 9% per annum. How much total interest will the person earn in 5 years?

A shopkeeper marks up the price of an article by 40% above its cost price. During a sale, he offers a discount of 10% on the marked price. If the cost price of the article is Rs. 500, what is the final selling price?

A sum of money becomes double itself in 10 years at simple interest. What is the rate of interest?

O can plough a field in 16 days and P can do it in 24 days. They start working together but after 4 days, O leaves. In how many more days will P finish the work?

If 60% of a class of 50 students are boys, how many more girls need to be admitted to the class to make the percentage of boys 50%?

An amount of Rs. 2500 is borrowed at a simple interest rate of 7% per annum. What will be the total interest obtained after 4 years?

A certain sum amounts to Rs. 2520 in 2 years and Rs. 2880 in 4 years at simple interest. Find the rate of interest per annum.

Two pipes A and B can fill a tank in 20 hours and 30 hours respectively. If both pipes are opened together but pipe A is turned off after 5 hours, how much more time will pipe B take to fill the tank?

A sum of money becomes Rs. 7200 in 4 years and Rs. 8100 in 6 years at simple interest. Find the principal amount.

E can complete a job in 8 days. F can complete the same job in 12 days. If E and F work together, how many days will it take for them to complete the job?

A merchant sells his goods at a 10% loss. If he had sold the goods for Rs. 20 more, he would have gained 5%. Find the cost price of the goods.

A man bought a pen for Rs. 45 and sold it at a gain of 20%. What is the selling price of the pen?

A man invests Rs. 3000 at a simple interest rate of 5% per annum. How much interest will he earn after 3 years?

A group of workers can complete a job in 16 days. However, after working for 4 days, 2 workers leave the group, and the remaining workers finish the work in 18 more days. How many workers were there initially?

If the simple interest on a sum of money for 3 years is Rs. 540 and the rate of interest is 6%, what is the principal?

In a class, the ratio of boys to girls is 3:4. If there are 18 boys, how many girls are there?

The average of 6 numbers is 12. If one number is removed, the average of the remaining numbers is 11. What is the number that was removed?

A mixture contains milk and water in the ratio 3:2. If 10 liters of water is added, the ratio becomes 3:4. Find the initial quantity of milk in the mixture.

A and B together can complete a work in 12 days. B alone can complete the work in 30 days. How many days will A alone take to complete the work?

The average marks of 45 students in a class is 70. If the marks of the 5 highest-scoring students are not considered, the average becomes 68. What is the average marks of the top 5 students?

If a sum of money triples itself in 15 years at simple interest, in how many years will it become 5 times itself?

The average of four consecutive even numbers is 27. What is the largest of these numbers?

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