Question

find the smallest square number that can be divided by 9, 15 and 20​

Answer 1

Answer:

900

Step-by-step explanation:

LCM IS 180

180 = 3*3*2*2*5 after prime factorization

Answer 2

Answer:

take LCM of 9,15,20 = 3+3+4+5 = 15

4 and 5 doesn't have pair so divide 15 by 4&5

15÷5 = 3

3÷4 =0.75

The answer is 0.75

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