List of top Quantitative Aptitude Questions

What is the least common multiple (LCM) of 12 and 15?
If \( \frac{7}{4} x = 8 \), what is \( x \)?
If a car travels 300 miles in 5 hours, what is the average speed in miles per hour?
If \[ g(x) = 2x^2 - 5x + 3, \text{ find } g(2). \]
Solve for \( x \): \[ x^2 - 6x + 9 = 0 \]
Find the surface area of a cube with side length 4 cm.
What is the area of a circle with a diameter of 10 cm?
\textit{(Use} \( \pi \approx 3.14{)}
A dataset contains the numbers 4, 6, 8, 10, and 12. What is the mean?
In a survey, 70% of respondents preferred product A over product B. If 140 people preferred product A, how many people were surveyed in total?
Solve for \( x \) if \( 3x + 2 = 14 \).
Simplify the expression \( 4(x - 3) + 5 \).
If \( x \) is inversely proportional to \( y \) and \( x = 8 \) when \( y = 2 \), what is \( x \) when \( y = 4 \)?
A right triangle has legs of length 9 cm and 12 cm. What is the length of the hypotenuse?
If \( f(x) = x^3 - 4x + 1 \), find \( f(-2) \).
Solve for \( y \): \( y^2 - 9 = 0 \).
What is the volume of a rectangular prism with length 5 cm, width 3 cm, and height 4 cm?
Find the area of a trapezoid with bases of 6 cm and 10 cm, and height of 4 cm.
What is the sum of the first 20 positive integers?
If \( \frac{3}{5}x - 2 = 1 \), what is \( x \)?
A survey showed that 40% of respondents prefer coffee, 35% prefer tea, and the rest prefer neither. If 200 people responded, how many prefer neither?
If 60% of a class of 50 students passed a test, how many students did not pass?
If the probability of rain on any given day is 0.3, what is the probability that it will rain exactly 2 out of the next 3 days?
What is the volume of a cube with a surface area of 54 square units?
A store sells apples in bags of 6. If a customer buys 4 bags, what is the standard deviation of the number of apples bought?
The weights of 5 dogs are 10, 12, 15, 15, and 20 pounds. What is the median weight?