Question

M.M.C.(10,12,45)

M.M.C.(6,8,12,15)

M.M.C.(12,18,36,40)

Answer 1

MMMC(10,12,45)

10,12,45 ÷ 2
5, 6, 45 ÷ 2
5, 3, 45 ÷ 3
5, 1, 15 ÷ 3
5, 1, 5 ÷ 5
1, 1, 1

MMC(10,12,45) = 2×2×3×3×5 = 180

MMC(6,8,12,15)

6, 8, 12, 15 ÷ 2
3, 4, 6, 15 ÷ 2
3, 2, 3, 15 ÷ 2
3, 1, 3, 15 ÷ 3
1, 1, 1, 5 ÷ 5
1, 1, 1, 1

MMC(6,8,12,15) = 2×2×2×3×5 = 120

MMC(12,18,36,40) 

12, 18, 36, 40 ÷ 2
6, 9, 18, 20 ÷ 2
3, 9, 9, 10 ÷ 2
3, 9, 9, 5 ÷ 3
1, 3, 3, 5 ÷ 3
1, 1, 1, 5 ÷ 5
1, 1, 1, 1

MMC(12,18,36,40) = 2×2×2×3×3×5 = 360