Find the HCF of $25,40$

Find the HCF of $56,32$

Find the HCF of $40,60,75$

Find the HCF of $16,27$

Find the HCF of $18,32,48$

Find the HCF of $105,154$

Find the HCF of $42,45,48$.

Find the HCF of $57,75,102$

Find the HCF of $56,57$