126 cos if one of the factor is given for hcf and lcm and multiply hcf and lcm and them divide it by the given factor so 18*3780/540=18*7=126 Reply
18*3780=68040
68040/540=126
126
cos if one of the factor is given for hcf and lcm and multiply hcf and lcm and them divide it by the given factor
so 18*3780/540=18*7=126