 
 <translate> Two aeroplanes require 240 legos / airplane x 2 airplanes = 480 legos. Julian needs 480 legos - 400 legos = 80 more legos.
Thus, the answer is 80. <hau> Jirgin sama guda biyu yana buƙatar 240 Legos / jirgin sama x 2 jiragen sama = 480 Legos. Julian yana buƙatar 480 Legos - 400 Legos = 80 ƙarin Legos. Saboda haka, amsar ita ce 80. 