1 goes into 3 and 4.
one
3 and 3/4. 4 goes into 15 3 times with 3 left over.
Just 1.
The only whole number that does that is ' 1 '.
One.
210 is the number which is completely divisible by all of these numbers but not 4.
Four goes into both 12 and 4. Four goes into 12 three times, and into 4 once. 12/4 = 3 4/4 = 1
3 or 0
1, 2, 3, 4, 6, 12.
2 3 4 6 12
The HCF of the given three numbers is 1