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?  Choose the correct choice from the following options: A) 7 B) 9 C) 18 D) 45 E) None of these
Let the total number of children be x.   Then, x × (20 % of x) = 405   ⇔ 1⁄5 x2 = 405 ⇔ x2 = 2025 ⇔ x = 45   ∴ Number of sweets received by each child   = 20% of 45 = 9   Answer 9
<result>B</result>
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?