Question

find HCF (15,25 and 30)​

Answer 1

Answer:

HCF is 5

Step-by-step explanation:

LCM of 15 = 5 X 3

LCM of 25 = 5 X 5

LCM of 30 = 5 X 3 X 2

common in these three numbers is 5

So, HCF is 5

hope it helps you

Answer 2

Answer:

Step-by-step explanation:

prime factorisation of

15=1×3×5

25=1×5×5

30=1×2×3×5

multiply the common factor in prime factors of 15,25,30.we get

1×5=5

∴HCF(15,25and30)=5