Question

L.C.M of 12 , 15 ,20 and 35

Answer 1

Answer:

420

Step-by-step explanation:

2/ 12,15,20,35

2/ 6,15,10,35

3/ 3,15,5,35

5/ 1,5,5,35

7/ 1,1,1,7

1,1,1,1

2×2×3×5×7=420

Answer 2

Answer:

LCM of 12, 15, 20 and 35.

2|12. LCM(12)=2²×3.

2|6.

3|3.

1.

3|15. LCM(15)=3×5.

5|5.

1.

2|20. LCM(20)=2²×5.

2|10.

5|5.

1.

5|35. LCM(35)=5×7.

7|7.

1.

LCM(12,15,20,35)=2²×3×3×5×2²×5×5×7.

=4×3×3×5×4×5×5×7.

=126000.