Question

FIND THE HCF AND LCM 15,25 AND 30

Answer 1

hallo friend.

15 = 3×5

25=5×5

30=2×3×5

HCF = 5 .

LCM = 2×3×5×5=150

Answer 2

25 = 15* 1  +10

⇒15 = 10* 1 =5

⇒10 = 5*2 +0

30 = 5*6 + 0

so, hcf of 15, 25, 30 = 5

lcm = 750