List of top Quantitative Aptitude Questions

In a casino, there are three coloured tokens — Red (₹20), Green (₹50), Blue (₹100). Total worth ₹18,500. On a busy day, all Red tokens were upgraded to ₹200 (no change in Green/Blue). New worth: ₹27,500. Average number of tokens per colour equals the number of Green tokens. Find the total number of tokens.
Each of A, B, and C had some marbles. B distributed half the marbles with him among A and C in the ratio 1:3. Then C distributed half the marbles with him among A and B in the ratio 1:3. After that, A distributed half the marbles with him among B and C in the ratio 1:3. If each of them now has 64 marbles, find the difference between the number of marbles with A and C in the beginning.
There are 24 Rosagollas and 36 Kulfis in a box. Anil eats only Rosagollas at $x$ per minute, Anand eats only Kulfis at $y$ per minute, and Abhilash eats $2x$ Rosagollas and $3y$ Kulfis per minute. After two minutes, the number of Rosagollas and Kulfis left is equal. Find the ratio of Kulfis that Abhilash eats per minute to Rosagollas that Anil eats per minute.
The lengths of the sides of a right-angled triangle are in geometric progression. What is the ratio of the sines of its acute angles?
If $f_{1}(x) = \frac{2}{2+x}$ and $f_{n}(x) = \frac{1}{1+f_{n-1}(x)}$, where $n>1$, then find the approximate value of $f_{50}(1)$.
If $5^{x-1} = 25^{y+1}$, what is the value of $x$ in terms of $y$?
A shopkeeper marks an article 20% above cost price and offers a 10% discount. If the cost price is Rs. 500, what is the profit?
The sum of the first 10 terms of a geometric progression is 1023, and the first term is 1. What is the common ratio?
A man can row 6 km/h in still water. If the river flows at 2 km/h, how long will it take him to row 16 km upstream?
If $x^2 - 4x + 3 = 0$, what is the value of $x^2 + \frac{1}{x^2}$?
A man buys 10 kg of rice at Rs. 30 per kg and 15 kg of wheat at Rs. 20 per kg. He sells the mixture at Rs. 28 per kg. What is his profit or loss percentage?
A boat covers 24 km upstream and 36 km downstream in 6 hours, while it covers 36 km upstream and 24 km downstream in 6.5 hours. What is the speed of the boat in still water?
The sum of a two-digit number and the number obtained by reversing its digits is 99. If the digits differ by 3, what is the number?
A man sells an article at a loss of 10%. If he had sold it for Rs. 50 more, he would have gained 5%. What is the cost price?
The sum of the squares of three consecutive integers is 110. What is the smallest integer?
The sum of three numbers is 98. If the ratio of the first to the second is 2:3 and the second to the third is 5:8, what is the second number?
A pipe can fill a tank in 6 hours, and another pipe can empty it in 8 hours. If both are opened together, how long will it take to fill the tank?
If $\sin \theta + \cos \theta = \sqrt{2}$, what is $\sin \theta \cos \theta$?
If $3x = 4y = 12z$, what is the ratio $x:y:z$?
The HCF of two numbers is 12, and their LCM is 144. If one number is 36, what is the other number?
If $a^2 + b^2 = 25$ and $ab = 12$, what is $(a + b)^2$?
A sum of Rs. 2000 is invested at 10% per annum compound interest. What is the amount after 2 years?
A car travels 240 km in 4 hours. What is its speed in km/h?
What is the value of $2^{10}$?
If $f(x) = x^2 + 2x + 1$, what is $f(3)$?