List of top Quantitative Aptitude Questions

What is the coefficient of $z^{3$ in $-7x y^{2} z^{3} a^{2} b^{2}$?}
A train runs at $60$ km/h but halts for a fixed time every clock hour. Due to halts, its average speed becomes $50$ km/h. Find the duration of each halt.
If a,b are non-zero roots of x²+ax+b=0, then the least value of x²+ax+b is
In a survey of 700 students in a college, 180 were listed as drinking Limca, 275 as drinking Miranda, and 95 were listed as drinking both. How many students were drinking neither Limca nor Miranda?
Ritesh is twice as good as Mitesh. Ritesh takes 30 days less than Mitesh to finish a task. How long will they take to complete the task together?
Find the value of the given expression: \[ \sqrt{\left( 3 \frac{1}{4} \right)^4 - \left( 4 \frac{1}{3} \right)^4} = ? \]
In a 100 meters race, A beats B by 20 meters B beats C by 5 meters. In the same race, A beats C by:
Two trains of length 150 m each pass each other in 20 s when moving in opposite directions. When they move in the same direction, they take 40 s to pass each other completely. Find the speed of the faster train.
The number of common terms in the two sequences: 15, 19, 23, 27, . . . . , 415 and 14, 19, 24, 29, . . . , 464 is
In how many ways can the letters of the word POTICA be arranged such that the vowels occupy odd positions?
A student goes to school at the speed of \( 2 \frac{1}{2} \) km/hr and reaches 6 minutes late. If he travels at the speed of 3 km/hr, he is 10 minutes early, then the distance to school from his home is:
Two trains of lengths 150 metres and 180 metres respectively, are running in opposite directions on parallel tracks. If their speeds are 30 km/hr and 24 km/hr respectively, then the time taken by them to cross each other is:
A boat goes 16 km upstream and 24 km downstream in 6 hours. It can go 12 km upstream and 36 km downstream in the same time. The speed of the boat in still water is:
A robot is 4 m long and placed at a corner of a \(16\text{ m}\times 30\text{ m}\) rectangular field. It faces the diagonally opposite corner and reaches that corner in \(15\) s. What is its speed?
Robot A, B and C make \(25\%\), \(35\%\) and \(40\%\) of circuit boards, with defect rates \(5\%\), \(4\%\) and \(2\%\) respectively. If one board is picked at random, what is the probability it is defective?
Valve A fills a bathtub in 10 hours and valve B fills it in 15 hours. A and B are opened together; later B is closed. The tub is filled in 8 hours in total. For how long was B open?
Find the unit's place digit of \((1!)^{1! + (2!)^{2!} + (3!)^{3!} + \cdots + (100!)^{100!}\).}
A child was born on 13th January 1976 which was a Tuesday. What day of the week will be the child’s birthday in the year 1986?
A clock gains 2 minutes every hour. Then the angle traversed by the second hand in one minute is:
If Second Saturday and Sunday of every month is a holiday, then the total number of working days in a month of 31 days beginning with a Wednesday will be
Ramesh and Gautam are among 22 students who write an examination. Ramesh scores 82.5. The average score of the 21 students other than Gautam is 62. The average score of all the 22 students is one more than the average score of the 21 students other than Ramesh. The score of Gautam is
A clock gains 2 minutes every hour. Then the angle traversed by the second hand in one minute is:
In a list \( A = p, 24, 24, 24, 28, 20, 16 \), is “p” positive?
(1) The mean of list A is lesser than the mode of list A.
(2) The range of list A is lesser than the mode of list A.
Consider seven integers; whose range is 80 and median is 240. The median for the three smallest integers is 180. What is the possible range for the largest three integers?
I. 75
II. 24
III. 0
If “p” is completely divided by the number 17, and \( p = x^2 \cdot y \), where x and y are distinct prime numbers, which of these numbers must be divisible by 289?