TN Police PC · Mathematics & Numerical Ability
Highest common factor and lowest common multiple.
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Q1 · LCM & HCF · EASY
Find the HCF of 24 and 36.
Q2 · LCM & HCF · MEDIUM
The LCM of two numbers is 120 and their HCF is 10. If one number is 30, find the other number.
Q3 · LCM & HCF · MEDIUM
Three bells ring at intervals of 12 minutes, 15 minutes and 18 minutes respectively. If they all ring together at 9:00 AM, at what time will they next ring together?
Q4 · LCM & HCF · HARD
The HCF of two numbers is 23 and their LCM is 1449. If one of the numbers is 161, find the other number.
Q5 · LCM & HCF · MEDIUM
The HCF of two numbers is 14 and their LCM is 420. If one number is 84, the other number is: