List of top Quantitative Aptitude Questions

An aeroplane takes 1 hour more for a journey of 1000 km if its speed decreases by 50 km/hr from its usual speed. What is the usual speed of the aeroplane?
What number must be subtracted from each term of the ratio 87:223 to make the ratio 5:13?
The ratio of copper and zinc in an alloy is 5:3. If the weight of the copper in the alloy is 30.5 grams, then the weight of zinc in the alloy is:
100 persons had food provision for 24 days. If 20 persons left the place, the provision will last for:
A monkey climbs 30 feet at the beginning of each hour and rests for a while when he slips back 20 feet before he again starts climbing in the beginning of the next hour. If he begins his ascent at 8.00 a.m., at what will he first touch a flag at 120 feet from the ground?
The radii of two cylinders are in the ratio of 2:3 and their heights are in the ratio of 5:3. The ratio of their volumes is:
The enrollment of students in a school increases from 560 to 581. Increase in percentage in the enrollment of students is:
If the cost price of 15 tables is equal to the selling price of 20 tables, then the loss percentage is:
The compound interest on Rs. 25,600 for 2 years at 6.25% per annum is:
Suppose for the principal \( P \), rate \( R% \), and time \( T \), the simple interest is \( S \) and the compound interest is \( C \). Consider the possibilities:
If H.C.F. (14, 35) = 7, then L.C.M. (14, 35) will be equal to:
Out of her total income, Mrs. Dubey spends 20% on house rent and 70% of the rest on household expenditure. If she saves Rs. 1,800, then her total income is:
If a car travels at the speed of 72 km/hr, then the distance travelled by it in one second is:
To gain 25% after allowing a discount of 10%, the shopkeeper must mark the price of the article which costs him ₹360 as:
The ratio 5:20 expressed as a percentage equals to:
Evaluate:
\(6202.5 + 620.25 + 62.025 + 6.2025 + 0.62025\)
Find the sum of first 30 natural numbers:
The place value of zero in 1341.01 is:
Company workers decided to raise Rs. 3 lakhs by equal contribution from each. Had they contributed Rs. 50 each extra, the contribution would have been Rs. 3.25 lakhs. How many workers were they?
\(|2| + |-2| + (2)^2 + (-2)^2 = ?\)
The side of a square is 10 cm. How many times will the new perimeter become if the side of the square is doubled?
\((2^2)^3 \times (2^3)^2 = ?\)
Naresh bought a bicycle each for his two sons, each bicycle priced at Rs. 3500. If the first bicycle is sold at a profit of 5%, the how much should the other bicycle be sold for, to gain a total of 20% on both?
A grocer mixes coffee powder of 2 types, one of which is priced at Rs. 60 and the other at Rs. 90. What should be the ratio of combining the two, to sell the blended mix coffee powder of the two types at Rs. 80?
Beena got married 8 years ago. Today, her age is \(\frac {11}{4}\) times her age at the time of marriage. If her daughter‘s age is \(\frac {1}{10}\) times her age, then her daughter‘s age is: