Question

2. Find the LCM by prime factorisation method.
(a) 10. 15,6
(b) 16, 12, 18
(c) 25, 30, 40​

Answer 1

Step-by-step explanation:

a) 10= 2×5

15= 2×5

6= 3×2

LCM= 2×5×5×3

=150

b) 16= 2×2×2×2

12= 2×2×3

18=3×3×2

LCM= 2×2×2×2×2×3×3

=228

c)25=5×5

30= 5×3×2

40= 5×2×2×2

LCM=5×5×3×2×2×2×2

= 1200

hope it helps!!!