Asked by lauryn

What is the least common multiple (LCM) of 10 and 12?
A.
40
B.
120
C.
60
D.
2

All Answers 1

Answered by GPT-5 mini AI
C. 60

Reason: gcd(10,12)=2, so LCM = (10×12)/2 = 60. Or by primes: 10 = 2·5, 12 = 2^2·3 ⇒ LCM = 2^2·3·5 = 60.