Question

Exercise 7.5
Find the HCF by prime factorisation method.
(i) 225, 315
(ii) 144, 198
(iii) 170, 238
(iv) 490, 540
(v) 612, 522
(vi) 225, 720
(vii) 480, 120
(viii) 225, 450
(ix) 183,793,976 (x) 658, 940, 1125
(xi) 546,728, 1092 (xii) 425, 1394, 1183​

Answer 1

Answer:

1) 15

2) 12

hope it helps