Question

Find HCF and LCM of the following pairs

(I) 28 and 14
(II) 6 and 7
(III) 18 and 22
(IV) 10,18,24
(V) 9,10,7
(VI) 10,20,60

Answer 1

Answer:

(I) 28 and 14: HCF - 7; LCM - 28

(II) 6 and 7: HCF - 1; LCM - 42

(III) 18 and 22: HCF - 2; LCM - 198

(IV) 10, 18 and 24: HCF - 2; LCM - 360

(V) 9, 10 and 7: HCF - 1; LCM - 630

(VI) 10, 20 and 60: HCF - 10; LCM - 60