Answer:
The HCF of 15 and 20 is 5.
Step-by-step explanation:
The given numbers are 15 and 20.
The factors 15 are
[tex]15=3\times 5[/tex]
The factors of 20 are
[tex]20=2\times 2\times 5[/tex]
From the above factors it is noticed that the 5 is the common factor.
[tex]H.C.F.=5[/tex]
Therefore the HCF of 15 and 20 is 5.
