Question

a) MMC (35,40)
b) MMC (20,30,25)
c) MMC (12,60)
b) MMC (40,30)
e) MMC (25,60)
f) MMC (12,30,60)
​​

Answer 1

MMC(35,40)

35, 40 | 2

35, 20 | 2

35, 10 | 2

35, 5 | 5

7, 1 | 7

1, 1 | 1

$mmc = {2}^{3} \times 5 \times 7 = 280$

MMC(20,30,25)

20, 30, 25 | 2

10, 15, 25 | 2

5, 15, 25 | 3

5, 5, 25 | 5

1, 1, 5 | 5

1, 1, 1 | 1

$mmc = {2}^{2} \times 3 \times {5}^{2} = 300$

MMC(12,60)

12, 60 | 2

6, 30 | 2

3, 15 | 3

1, 5 | 5

1, 1 | 1

$mmc = {2}^{2} \times 3 \times 5 = 60$

MMC(40,30)

40, 30 | 2

20, 15 | 2

10, 15 | 2

5, 15 | 3

5, 5 | 5

1, 1 | 1

$mmc = {2}^{3} \times 3 \times 5 = 120$

MMC(25,60)

25, 60 | 2

25, 30 | 2

25, 15 | 3

25, 5 | 5

5, 1 | 5

1, 1 | 1

$mmc = {2}^{2} \times 3 \times {5}^{2} = 300$

MMC(12,30,60)

12, 30, 60 | 2

6, 15, 30 | 2

3, 15, 15 | 3

1, 5, 5 | 5

1, 1, 1 | 1

$mmc = {2}^{2} \times 3 \times 5 = 60$

$\Large\mathscr{\red{Attard}}$