If the ratio of the number of men, women and children

Solution

Let the total number of persons who visited India Gate in all the given days together be lsquo;xrsquo;. So, 25% of 18% of x = 189 0.045x = 189 x = 4200 Number of persons who visited India Gate on Wednesday = 16% of 4200 = 672 Number of persons who visited India Gate on Thursday = 12% of 4200 = 504 Number of persons who visited India Gate on Friday = 18% of 4200 = 756 Number of persons who visited India Gate on Saturday =24% of 4200 = 1008 Number of persons who visited India Gate on Sunday = 30% of 4200 = 1260 Required number of children = 1260/9 x 4 = 560