 
 <prompt> Carlson nwetara aka nke na-agụnyekwara $8000 na aka nke na-eme $4000. O nwere ike ịzụrụ 300 square meters n'aka. Ọ bụghị nke a na-eme $20 nke square meter, keduzi ka aka ya bụrụ n'aka mgbe ọ na-eme aka ọzọ? <response>: ```Carlson jiri aka nke na-achọ $20 na square meter, n'ihi na ihe nke a nwere ike iji ya bụ 8000/20 = 400.
Na ihe nke a, ihe nke Carlson jiri bụ 4000/20 = 200.
N'ihi na ihe nke a, ihe nke aka ya bụ 400+200+300 = 900.

Nke a bụ 900.``` 