If you fail, never give up because FAIL means 'First Attempt In Learning'.— A. P. J. Abdul Kalam

Real Numbers (Class 10) — quick quiz

5 real SOF IMO questions on Real Numbers (Class 10). Instant scoring and solutions, no signup — see where you stand in ~3 minutes.

Question 1 of 5

HARD

The HCF and LCM of two numbers are 12 and 420 respectively. If one of the numbers is 60, what is the other number?