Find the LCM and HCF of the following integers by applying the prime factorisation method: (i) 12, 15 and 21 (ii) 17, 23 and 29 (iii) 8, 9 and 25

Find the LCM and HCF of the of the following integers by applying the prime factorisation method. 12, 15, and 21

Find the LCM and HCF of the of the following integers by applying the prime factorisation method. 17, 23 and 29

Find the LCM and HCF of the of the following integers by applying the prime factorisation method. 8, 9 and 25

Find the LCM and HCF of the following integers by applying the prime factorisation method: (i) 40,36 and 126 (ii) 84,90 and 120 (iii) 24,15 and 36

Find the HCF and LCM of the following pairs using prime factorisation method: (i) 140 and 154 (ii) 504 and 735

Find the HCF and LCM of the following by prime factorisation method : (i) 12 and 15 (ii) 20 and 25 (iii) 28 and 42 (iv) 336 and 56 (v) 12,15 and 21 (vi)10,20 and 30

Find the HCF and LCM of the following by prime factorisation method : (i) 12,18,24 (ii) 15,25,45

Find the L.C.M. of 6 and 9 by prime factorisation method.

Using prime factorisation method, find the HCF and LCM of 210 and 175