 
 <prompt> ```Bernie gụrụ ụbọchị 18 postcards ndị dị iche iche. O kwesịrị ike ịbanye nke ụgbọala ya na-akpọ $15 n'ọkụ. Mgbe o nwere ike ịbanye postcards ya n'ime, o kwesịrị ike ịbanye oke mkpụrụ ịkọ $5 nke ọzọ. Kedu ihe postcards Bernie nwere mgbe ọ bụla ya ihe i na-eme?``` <response>: ```Nke a bụla nke Bernie nwere bụ 18 * 0.5 = 9 postcards.
N'ime ya, o nwere ike ịbipụta 9 postcards na $ 135.
O kwesịrị ike ịbipụta ụdị ịgba nke ya na ụdị $ 5, n'ihu ya o nwere ike ịbipụta 27 ụdị ịgba.
Nke a bụla nke Bernie nwere bụ 9 + 27 = 36 postcards mgbe ọ bụla.

Ọ bụghị ịgụ 36.``` 