Answer:

D. 30

Step-by-step explanation:

What is the LCM of 15 and 30?

The LCM of 15 and 30 is 30

Steps to find LCMl

Find the prime factorization of 15

15 = 3 × 5

Find the prime factorization of 30

30 = 2 × 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

Answer:

D.30 yan po sagot

step-by-step:

Steps to find LCM

•Find the prime factorization of 15

(15 = 3 × 5)

•Find the prime factorization of 30

(30 = 2 × 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