Quantitative Aptitude - MCQ Practice Questions

Bell A rings every 12 minutes and Bell B rings every 18 minutes. After how many minutes will they ring together again if they ring at the same time now?

Find HCF of 144, 180, and 192.

The HCF of two numbers is 6. If their LCM is 60 and one number is 12, find the other number.

Four numbers are in the ratio 1:2:3:4 with HCF = 7. Find their LCM.

Two numbers have an HCF of 12. If one number is 60, find the other number such that their LCM is 180.

The HCF of two numbers is 15 and their LCM is 450. If one of the numbers is 90, what is the other number?

A shopkeeper buys for Rs 200, sells for Rs 250. Profit %?

Train travels 360 km in 4 hours. Speed?

Simple interest on Rs 5000 at 8% for 3 years?

15% of 480 is?

Numbers in ratio 3:5, sum=64. Larger number?

A finishes work in 10 days, B in 15 days. Together?

LCM of 12, 18, and 24?

30% of a number is 90. Find the number.

Sum doubles in 8 years (SI). Rate of interest?

Average of 5 numbers is 28. Excluding one, avg becomes 25. Excluded number?

Compound interest on Rs 10000 at 10% for 2 years?

Pipe fills tank in 6 hrs, another empties in 12 hrs. Together?

HCF of 36, 48, and 60 is?

If 4x - 3 = 17, what is x?