List of top Quantitative Ability and Data Interpretation Questions

Roy bought articles at Rs. 20 per item. He sells them for Rs. 4, Rs. 6. He intends to make a profit of at least 40%. What will be the min number of articles he should sell?

Imran sold a mobile phone for Rs. 17600 after a discount of 12%, he made a profit of 10%. If no discount is given, find the profit percentage.

A & B work 5 hours a day and complete work in 2 days. B and C work 5 hours a day and complete the same work in 4 days. A and C work 6 hours a day and complete the same in 2 days. How many days will A take to complete the work if he is working 5 hours a day alone?

34, 246, ___, 3130

Amit has forgotten his 4-digit locker key. He remembers that all the digits are positive integers and are different from each other. Moreover, the fourth digit is the smallest and the maximum value of the first digit is 3. Also, he recalls that if he divides the second digit by the third digit, he gets the first digit. How many different combinations does Amit have to try for unlocking the locker?

In a group of 5 students, how many ways can the positions of president, vice-president, and treasurer be filled ?

In a division sum, the divisor 'd' is 457, the quotient 'q' is 110 and the remainder 'r' is 242. Find the dividend.

Rubina could get equal number of Rs. 55, Rs. 85 and Rs. 105 tickets for a movie. She spends Rs. 2940 for all the tickets. How many of each did she buy ?

Six– elevenths of a number is equal to twentytwo percent of the second number. The second number is equal to one-fourth of the third number. The value of the third number is 2400. What is 45% of the first number ?

What is the sum of infinite geometric series with first term equal to 1 and common ratio is 1/2 ?

If 3(x-y) = 27 and 3(x+y) = 243, find the value of x.

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 ?

Three bells ring once every 12 minutes, 20 minutes and 36 minutes respectively. If all of them ring together at 6:30 am, then at what time will they all ring together for the next time on the same day morning.

During an event 160 participants participated. They were grouped into male and female. There were 1240 apples to be distributed among them. If each male gets 7 apples and each female gets 12 apples, find the number of females in the event.

If \(x > 0\), then which of the following expressions are equal to 3.6% of \(\frac{5x}{12}\) ? 
A. 3 percent of 20x 
B. x percent of \(\frac{3}{2}\)
C. 3x percent of 0.2 
D. 0.05 percent of 3x
E. \(\frac{3x}{200}\)
Choose the correct answer from the options given below:

Anil travelled 300 km by bus and 200 km by taxi. For this, it took him 5 hours and 30 minutes. However if he travels 260 km by bus and 240 km by taxi then he takes 6 minutes more. The speed of the bus is ________km/hour

Given below are two statements:
Statement I: Ravi walks from his house at a speed of 5 km per hour and reaches the college 10 minutes late. If he increases the speed by 1 km per hour next day, he reaches the college 4 minutes earlier than the scheduled time. If the college is P km far from his house, then P = 7.5 km.
Statement II: Amit runs \(2\frac{1}{3}\) times as fast as Babita. If Amit gives Babita a start of 80 meters, then the winning post must be 140 meters far so that Amit and Babita might reach it at the same time.
In the light of the above statements, choose the correct answer from the options given below.

Given below are two statements :
Statement I: A savings account at Bank A pays 6.2% interest, compounded annually. Bank B's savings account pays 6% compounded semi-annually. Bank B is paying less total interest each year.
Statement II: A sum of money at a certain rate of compound interest doubles in 3 years. In 9 years, it will be P times original principal. Then P = 9.
In the light of the above statements, choose the correct answer from the options given below.

Three pipes P, Q and R can fill a tank in 6 hours. After working at it together for 2 hours, R is closed and both P and Q can fill the remaining part in 7 hours. The number of hours that will be taken by R alone to fill the tank is

If the selling price of 320 Web Cameras is equal to the cost price of 400 Web Cameras, then the percentage profit is :

Given below are two statements:
Statement I : The difference between the cost price and sale price of an article is ₹ 240. If the profit is 20%, then the selling price is ₹ 1440. 
Statement II: If the cost price of 10 DVDs is equal to the selling price of 7 DVDs, then the gain percent is \(42\frac{6}{7}\).
In the light of the above statements, choose the most appropriate answer from the options given below:

Let a, b and c be the ages of three persons P, Q and R respectively where \(a≤b≤c\) are natural numbers. If the average age of P, Q, R is 32 years and if the age of Q is exactly 6 years more than that of P, then what is the minimum possible value of c?

Arrange the following numbers in increasing order : 
A. \(\sqrt{59} - \sqrt{51}\)
B. \(\sqrt{37} - \sqrt{29}\)
C. \(\sqrt{87} - \sqrt{79}\)
D. \(\sqrt{79} - \sqrt{71}\)
Choose the correct answer from the options given below:

Given below are two statements:
Statement I: \((243)^{0.16} ×(9)^{0.1}=0.3\)
Statement II: If , \(3.105 ×10^P=0.00239+0.000715,\) then \(P=-3.\)
In the light of the above statements choose the most appropriate answer from the options given below: