A man sold 18 toys for Rs. 27300, gaining thereby the cost price of 3 toy find the cost price of a toy  Pick
A) s . 600 B) s . 800 C) s . 500 D) s . 900 E) s . 1300

Rationale: "let the cost of one toy = x . then , cost of 18 toys = 18 x . gain = 3 x . sp of 18 toys = rs . 27300 . gain = sp â € “ cp 3 x = 27300 â € “ 18 x 21 x = 27300 x = rs . 1300 . answer : option e"
Answer: E