List of top Quantitative Aptitude Questions

What is the square root of 0.0009?
Two pens and three pencils cost Rs 86. Four Pens and a pencil cost Rs. 112. Find the cost of a pen.
Rajapur has a population of 88000, which is decreasing at the rate of 1200 per Year. Rampur has a population of 42000, which is increasing at the rate of 800 per year. In how many years will the population of the two villages, is equal?
A crate of oranges contains one bruised mango for every forty oranges in the crate. If three out of every four bruised oranges are considerably unsalable and there are 12 unsalable oranges in the crate then how many oranges is there in the crate?
A man spends \(\frac{2}{5}\) of his salary on house rent, \(\frac{3}{10}\) of his salary on food and \(\frac{1}{8}\) of his salary on conveyance. if he has Rs.1400 left with him, find his expenditure on food.
Find the value of \((1-(\frac{1}{3}))(1-(\frac{1}{3}))(1-(\frac{1}{4}))(1-(\frac{1}{5}))....(1-(\frac{1}{100}))\)
Two numbers are in the ratio of 15:11. If their H.C.F. is 12, find the Numbers.
Which of the following numbers is divisible by 3 ?
Evaluate: \((303\times303+208\times208)\)
It represents tool wear (VB) at different cutting speed (rpm)
Tool Wear
The pie-chart provided below gives the distribution of placement record of 300 students in an Engineering College. Study the pie-chart carefully and answer the questions that follow.
Pie Chart
ABCD is a quadrilateral inscribed in a circle with centre O. If ∠COD = 120 degrees and ∠BAC = 30 degrees, then the value of ∠BCD (in degrees) is
If three sides of a rectangular park have a total length 400 ft, then the area of the park is maximum when the length (in ft) of its longer side is
Let P be an interior point of a right-angled isosceles triangle ABC with hypotenuse AB. If the perpendicular distance of P from each of AB, BC, and CA is 4 (√2 - l) cm, then the area, in sq cm, of the triangle ABC is
A can do a piece of work in 6 days while B alone can do it in 8 days. With the help of C, they can complete the work in 2 days. If they are paid Rupees 720 for the whole work, how much money A gets?
P and Q are working on an assignment. P takes 3 hours to type 20 pages on a computer. While Q takes 4 hours to type 25 pages. How much time will they together take to type an assignment of 620 pages working on two different computers?
A shopkeeper bought 30 kg of rice at the rate of Rupees 90 per kg. He sold forty percent of the total quantity at the rate of Rupees 60 per kg. Approximately at what price per kg should he sell the remaining quantity to make 25\% overall profit?
Veeru gave Rupees 2400 on loan. Some amount he gave at 4\% per annum simple interest and remaining at 5\% per annum simple interest. After two years he got Rupees 220 as interest. Then the amount given at 4\% and 5\% per annum simple interest are, respectively?
A student was asked to divide a number by 6 and add 12 to the quotient. He however, first added 12 to the number and then divided it by 6, getting 112 as the answer. The correct answer should have been?
The average of marks obtained by 120 candidates in a certain examination is 35. If the average marks of passed candidates is 39 and that of the failed candidates is 15, what is the number of candidates who passed the examination?
Two pipes A, B can fill a tank in 24 min and 32 min respectively. If both pipes are opened simultaneously, after how much time should B be closed so that the tank is full in 18 min?
A tap can fill a tank in 6 hours. After half the tank is filled, three more similar taps are opened. What is the total time taken to fill the tank completely?
A company produces two articles, A and B. The per unit price of A is 25\% less than the per unit price of B. By what percent is the sales (units) of A more than the sales of B if the revenue earned from A is 1.5 times the total revenue earned from B?
A bag contains 3 red, 4 white, and 5 blue balls. Two balls are drawn at random. What is the probability that both are of the same color?
On 8th Dec, 2007 Saturday falls. What day of the week was it on 8th Dec, 2006?