BETOPPERS-NUMBER SYSTEM-II-CONCEPTIVE WORKSHEET Is 4 a common factor of 36, 44 and 100? 01:24 Find the factor of 20 00:50 Determine the HCF of 14 and 20. 01:12 Find the H.C.F. of 16 and 24. 01:28 Find the L.C.M. of 6 and 9. 01:14 Find the GCD of 30, 75 and 13...