arithmetic - on childrens day 405 sweets were distributed equally among children in such a way that the number of sweets received by each child is 20 of the total number of children how many sweets did each child receive - skillgun

Solution: Let the total number of children be x. then, x*(20% of x) = 405
1/5 * x^2 =405 <==> x^2 = 2025 <==> x =45.
.'. Number of sweets received by each child = 20% of 45 = 9