Question

,........... question 9​

Answer 1

Nos. are

1251 - 1 = 1250

9377 - 2 = 9375

15628 - 3 = 15625

[ by Euclid's division lemma ]

a = bq + r

9375 = 1250 × 7 + 625

1250 = 625 × 2 + 0

HCF of 9375 & 1250 is 625

Now,

15625 = 625 × 25 + 0

So,

HCF is 625

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