List of top Quantitative Aptitude Questions

Let ABCD be a parallelogram such that the coordinates of its three vertices A, B, C are (1, 1), (3, 4), and (−2, 8), respectively. Then, the coordinates of the vertex D are
The largest real value of a for which the equation\( |x+a|+|x−1|=2\) has an infinite number of solutions for x is
Let a and b be natural numbers. If \(a^2+ab+a=14\) and \(b^2+ab+b=28\), then (2a+b) equals
The minimum possible value of \(\frac{x^2−6x+10}{3−x}\),for x<3,is
If \((3+2\sqrt2)\) is a root of the equation ax2 + bx + c = 0 and \((4+2\sqrt3)\) is a root of the equation ay2 + my + n = 0,where a,b,c,m and n are integers, then the value of \((\frac{b}{m}+\frac{c−2b}{n})\) is
The length of each side of an equilateral triangle ABC is 3 cm. Let D be a point on BC such that the area of triangle ADC is half the area of triangle ABD. Then the length of AD,in cm,is
Sumeet spends 10% of his salary on his child’s education, 20% of the remainder on rent and 25% of the balance on garments. Finally, he is left with $ 5,400. What is his salary?
Ankita buys 4kg cashews, 14kg peanuts, and 6kg almonds when the cost of 7kg cashews is the same as that of 30kg peanuts or 9kg almonds. She mixes all three nuts and marks a price for the mixture in order to make a profit of ₹1752. She sells 4kg of the mixture at this marked price and the remaining at a 20% discount on the marked price, thus making a total profit of ₹744. Then the amount, in rupees, that she had spent buying almonds is
The average of a non-decreasing sequence of N numbers \(a_1,a_2,…,a_N\) is 300.If \(a_1\) is replaced by \(6a_1\), the new average becomes 400.Then,the number of possible values of \(a_1\) is
Suppose k is any integer such that the equation \(2x^2+kx+5=0\) has no real roots and the equation \(x^2+(k−5)x+1=0\) has two distinct real roots for x. Then, the number of possible values of k is
Manu earns ₹4000 per month and wants to save an average of ₹550 per month in a year. In the first nine months, his monthly expense was ₹3500, and he foresees that, tenth month onward, his monthly expense will increase to ₹3700. In order to meet his yearly savings target, his monthly earnings, in rupees, from the tenth month onward should be
Consider six distinct natural numbers such that the average of the two smallest numbers is 14 and the average of the two largest numbers is 28. Then,the maximum possible value of the average of these six numbers is
Trains A and B start traveling at the same time towards each other with constant speeds from stations X and Y, respectively. Train A reaches station Y in 10 minutes while train B takes 9 minutes to reach station X after meeting train A. Then the total time taken, in minutes, by train B to travel from station Y to station X is
Let r be a real number and \(f(x) = \begin{cases}     2x - r & \text{if } x \geq r \\     r & \text{if } x < r \end{cases}\).Then, the equation \(f(x)=f(f(x))\) holds for all real values of x where
The radius of a circle is so increased that its circumference increased by 10 percent.Find the percentage increase in its area.
A habitual offender spotted by a police constable from a distance of 100 meters. When the police constable starts the chase, the criminal also starts running. If the speed of the criminal is 10 km/hr and that of the police constable is 12 km/hr, how far the criminal will have to run before he is overtaken by the police constable?
In the equation, 220032/\(\sqrt{x}\) = 1528 than the value of \(x + 2x = ?\)
The last day of a century cannot be ……
Four goats are tied on the four corners of a square field of length 28 m so that each goat can just touch the other two goats.They were able to graze in the area accessible to them for 10 days.For how many days is the ungrazed area sufficient for them?
Three spheres of radii 1 cm,2 cm,3 cm are melted to form a new sphere.Find the radius of the new sphere ?
By walking at three fourth of his usual speed,a man reaches his home 10 mins later than his usual time.Find the usual time taken by him to reach his home?
Two daily wage labourers A and B are paid a total of 3000 per day.If A is paid 132\(\%\)of the sum paid to B,how much is B paid per day?
Out of the three thousand people living in a gated community,three hundred people have taken sim card from Company X and 1200 have taken sim card from Company Y.If 100 have taken sim cards from both X andY,how many have not taken any of the two?
Find the missing number in the series.1,6,15,28,………66,91
If 50\(\%\)of a number is equal to one fifth of another number,what is the ratio of first number to the second number?