 
 <prompt> Tony na-achọ ụgbọala nke 25 miles n'ọkụ. O na-achọ ụgbọala 50 miles n'ọkụ na-emepe 5 ụbọchị na ụbọchị. N'ime ihe nkiri ya na-akpọ 10 gallons. O nọrọ ike n'ọnọdụ na ụgbọala ya na-akpọ na ọtụtụ ụgbọala na-emepe na gas station n'ime $2 n'ụgbọala. Kedu ihe o nwere ike Tony na-akpọ na gas n'ime 4 ụbọchị? <response>: Nkeji, anyị ga-amasịrị ihe ojiji Tony na-achọ na 4 izu. Anyị na-eme 50*5=250 maịl n'ọzọ.
N'ime ọzọ, anyị na-eme ihe ojiji na 4 na ịkwụsị 4*250= 1000 maịl n'ọzọ.
Taa, anyị chọrọ ihe ojiji Tony choro ihe ọ bụla iji jikọrọ ya gas. Gas tank ya na-eme gas nke 25*10=250 maịl.
Nke a bụrụ na n'ime 4 izu, ya chọrọ ihe ọ bụla iji jikọrọ ya tank 1000/250= 4 oge.
N'ime gas tank Tony na-eme 10 gallons, nke a bụrụ na ya chọrọ ihe ọ bụla iji jikọrọ ya gas n'otu ụbọchị.
N'ime gas na-eme $2 n'ụbọchị, nke a bụrụ na Tony na-achọ ihe ọ bụla iji jikọrọ ya gas taa, ya na-achọ $80 na otu ụbọchị,

Nkọwa akụkọ: 80. 