Question

3. By using division method, find the H.C.F. or.
(i) 18 and 28
(ii) 15 and 25
(iii) 12, 38 and 56
(iv) 18, 28, 48 and 78.​

Answer 1

Answer:

(I) 18 & 28

28 is greater than 18

28=18×1+10

18=10×1+8

10=8×1+2

8=2×4+0

Hence HCF of 18 & 28 is 2.

Step-by-step explanation:

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