Quantitative Aptitude - MCQ Practice Questions
Practice free Quantitative Aptitude multiple-choice questions with detailed answers and explanations. Perfect for competitive exam preparation.
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Two workers can complete a task in 12 days and 18 days respectively working alone. After 4 days of working together, the first worker leaves. How many more days will the second worker take to finish?
The HCF of three numbers is 12, and their LCM is 1800. If two numbers are 60 and 90, find the third number.
A principal of ₹12,000 is invested at 10% per annum compound interest for 2.5 years. Find the amount.
A train 250 meters long passes a platform 150 meters long in 20 seconds. Find the speed of the train.
Find the greatest number that divides 2070, 2415, and 2760 leaving the same remainder in each case.
A person borrows ₹25,000 at 8% SI. After 3 years, how much total amount must he repay?
Two numbers have an HCF of 18 and LCM of 540. How many pairs of such numbers are possible?
A merchant offers a discount of 25% on marked price. If he still makes 20% profit, find the ratio of cost price to marked price.
Pipe A fills a tank in 15 hours, Pipe B fills it in 20 hours, and Pipe C empties it in 30 hours. If A and B fill while C empties, in how much time is the tank filled?
A boat's speed in still water is 12 km/h and the current speed is 3 km/h. If it travels 90 km downstream and returns, find total time taken.
The HCF and LCM of two numbers are 15 and 360 respectively. If one number is 45, find the other number.
Find the HCF of 144, 180, and 216 using prime factorization method.
A train travels 360 km in 6 hours. Find the time taken to travel 600 km at the same speed.
The LCM of 24 and 36 is?
A boat travels 48 km upstream in 8 hours and 48 km downstream in 6 hours. Find the boat's speed in still water.
Pipe A fills a tank in 20 hours, Pipe B fills it in 30 hours. If both work together for 8 hours, what fraction of tank remains unfilled?
Two workers A and B can complete a job in 15 days and 20 days respectively. In how many days can they complete it together?
A merchant marks goods at ₹500 and offers 20% discount. If cost price is ₹300, find profit percentage.
Simple Interest on ₹8000 at 6% per annum for 2.5 years is?
HCF of 78, 104, and 156 is?