Answer:
LCM = 30.
Step-by-step explanation:
Find the prime factorization of 10. 10 = 2 × 5.
Find the prime factorization of 15. 15 = 3 × 5.
Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm: LCM = 2 × 3 × 5.
LCM = 30.
