Question

least number which is completely divisible by all even numbers from 20 to 30​

Answer 1

I think the answer is 5 ,10 and 2

Answer 2

Even numbers from 20-30=20 ,22,24,26,28,30

Clearly LCM(20,22,24,26,28,30) is the required no. that is completely divisible by all even no. from 20-30

Therefore,

1,20,120is the required number.