Question

3 Find the HCF of the following (i) 15,25 and 30​

Answer 1

Answer:

15- 3*5

25- 5*5

30- 3*2*5

Hcf - 5

Answer 2

Answer:

15 = 3×5 ×1

25 =5×5 ×1

30 = 2×3 ×5 ×1

HCF of 15,25,30 is 3×5 ×5 ×1

= 5×5 ×1

= 5×1 = 5

So the HCF IS 5.