 
 <prompt> N'akụkọ nke ụbọchị akademe, e nwere ụmụna n'ụlọ 15 na ụmụnwanyị nwere 20% ọzọ. N'oge na ụbọchị, ndị ọzọ gara agbanwe were n'asụsụ, n'etiti ndị ụmụnwanyị na-eme ọzọ ma ụmụna na-akpọrọ. Kedu ihe ndị ụmụ a ga-eme a ga-akpọrọ a ga-akpọrọ? <response>: ```Ọganihu nke ndi nwanyị bụ 20% nwepu n'ime 15 (nọmba ndi nta) na-enweghị 15+(20/100)*15 = <<15+(20/100)*15=18>>18
Mara na ịkwụsị ọzọ ndi nwanyị, nọmba ndi nwanyị na-akpọrọrọ gara aga 18*2 = 36
Site na ndi nta 15, e nwere ọzọ 15+36 = 51 ndi okenye n'akụkọ``` 