List of top Quantitative Aptitude Questions

Solve for x: 5x - 8 = 7
What is the average of the following numbers: 10, 12, 14, 18, and 20?
Solve for y: 3y - 5 = 10
If 2x - 3 = 9, what is the value of x?
If x + 4 = 7, what is x?
What is the sum of 75, 100, and 125?
A car travels at a speed of 60 miles per hour. How far will the car travel in 45 minutes?
If 4x + 3 = 19, what is the value of x?
If 3x + 7 = 19, what is x?
If \(x^2 - 9 = 0\), what is the value of x?
Solve for x: 2x - 5 = 3(x + 1)
A recipe calls for 4 cups of flour. If a baker wants to make half the recipe, how many cups of flour will be needed?
If a certain wheel turns at a constant rate of x revolutions per minute, how many revolutions will the wheel make in k seconds?
In a set of 5 observations {3, 5, 9, 12, 14, one more observation is added, such that the new mean of the set is equal to the new median. If the added observation is not equal to any of the previous observations, how many positive integral values of the new observation are possible?}
If \(25^{3a+5} + 125^{2a+3} = 18750\), what is the value of a?
The HCF of two numbers is 5 and their LCM is 60. How many pairs of such numbers are possible?
A raisin is a dehydrated grape. A natural grape contains 90% of water(by weight), and raisins contain 25% of water(by weight). How much weight of natural grapes (in kg) is required to make 4kgs of raisin?
A dishonest shopkeeper uses faulty weights while selling goods. He uses a fake 1kg weight that weighs 800gms and marks the price up by 20%. If 25% of the goods he received were defective, by how many percentage points should he increase the markup percentage so that the profit percentage remains unaffected?
In an increasing sequence of 6 consecutive odd integers, the sum of the second, third, fourth, and fifth integers is 192. What is the sum of the first and last integers?
Suppose the probability of a surprise test on any given day is 50 per cent. What is the probability that there are exactly 2 surprise tests in a 6-day period?
Find the possible number of integral values of \(x\) satisfying \(2x^2 + 11x - 138<0\)
If \(2x^2 + 10 = 7y - 5x\) and \(4y^2 - 5y = -(7x + 17)\), then find the value of \((x + y)\)?
Peter takes 4 hours longer than Samuel to prepare 30 sandwiches. Working together, they can make 50 sandwiches in 150 minutes. How long would it take Peter alone to make 40 sandwiches?
\(y(x) = mx + c\) represents a linear relation in y and x. If \(y(-1) = 3\) and \(y(3) = 11\), find the value of \(y(y(2))\)
The sum of two numbers is 16. Thrice the smaller number is greater than twice the larger by 3. The product of the numbers is ?