List of top Quantitative Aptitude Questions

When the digits of the number 14 are reversed, the number increases by 27. How many other two-digit numbers increase by 27 when their digits are reversed?
If S = (1 x 1!) + (2 x 2!) + (3 x 3!) + … + (11 x 11!), then (S + 5) when divided by 12! leaves a remainder of
When an integer 'n' is divided by 'k', the remainder is on When another integer 'm' is divided by 'k', the remainder is 2. What is the remainder when 'n x m' is divided by 'k'?
Which term of the series 545, 525, 505, 485.... is closest to zero?
If (Ax + By - Cz)2 + 4\(\sqrt3\)xy - 2\(\sqrt6\)yz - 4\(\sqrt2\)xz, then find the value of A2 + B2C2.
Anu collected certain number of coins of denominations `1,`2 and `5. She has certain number of `2 coins, 4 times as many `1 coins as `5 coins and 15 more `2 coins than `1 coins. If the total value is `490, how many `2 coins are there?
If ‘y’ is a number such that y = xx , where x is a positive integer, what is the difference between the largest possible two-digit value of y and the smallest possible three-digit value of y?
Is\( (\sqrt{x}-\frac{1}{\sqrt{x}})=\sqrt{-5}\) and x≠ 0, then what is the value of \(\frac{3(x^2+3)-6-3x}{4x}\) ?
How many factors of N=26 x 38 x 510 x 712 are perfect squares as well as perfect cubes?
In a trinary base system, how many numbers from 0 to 100 end with digit 1?
What is the number of factors of the number formed by the last three digits of 10051001?
What should come in place of question mark\((?)\)in the following questions?
\(\frac{5339}{?} = 562\)
The arrangement of rational numbers \(\frac{-7}{10},\frac{5}{-8},\frac{2}{-3}\) in ascending order is
A number when divided by 7 leaves a remainder x. When divided by 19 it leaves a remainder 2x. Also, when divided by 39 it leaves a remainder 3x. If x = 3, then what is the least possible value of such number?
What is the value of \(\sqrt{42+\sqrt{42+\sqrt{42+\sqrt{42+\sqrt{42+...\infin}}}}}\) ?
A fruit vendor brought a bag full of mangoes to the market. He kept some of the mangoes into the basket and put them for sale. He sold one-third of the mangoes in the basket to Mr. A and adds 18 more to it. He sold three-fourth of the remaining mangoes in the basket to Mr. B, and adds 12 more to it, after which he left with 25 mangoes in his basket. How many mangoes did the fruit vendor take in his basket in the beginning?
If 25x2 + y2 = 41 and xy = 4 where x, y > 0, then the value of (125x3 + y3) is :
If x2-4x+3=0, then what is the value of (x3+4x2+7x+24)(x2+2x+3)-1?
If \(A=\frac{x^2-y^2}{x^2-y^2}\), \(B=\frac{x+y}{x^2+y^2+xy}\) and \(C=\frac{ 3xy^2-3x^2y}{x^2-y^2}\), then find the value of AB (A+C)
What should come in place of question mark\((?)\)in the following questions?
\(33.3 + 3.03 + 0.03 + 30.03 + 0.003 + 303 = ?\)
What should come in place of question mark\((?)\)in the following questions?
\((7.3\% \text{ of } 436) - (4.8\%\text{ of } 356) = ?\)
The difference between the largest and the smallest prime numbers below 100 is a multiple of two prime numbers. What is the sum of these prime numbers?
Two positive integers differ by 5. The sum of their reciprocals is 9/14. Then one of the numbers is:
What values of k will make 9x2+3kx+4 a perfect square?
How many natural numbers, when converted to base 3, are four-digit numbers, but when converted to base 4, are three-digit numbers ?