 
 <translate> Brody’s calculator can run for 60 hours on a full battery. Brody has used three quarters of its battery up, and he is about to take a two-hour math exam that will require his calculator the whole time. How many hours of battery will Brody’s calculator have left? Give me reasons, before answering the question <ibo> Kọlụm Brody nwere ike ịrụ ọrụ ruo awa iri isii ma batrị ya gbajuo afọ. Brody ejiriwo ụzọ atọ n'ime ụzọ anọ nke batrị ya mee ihe, ọ na-achọkwa ime ule mgbakọ na mwepụ nke ga-ewe awa abụọ bụ́ nke ga-achọ ka o jiri kọmputa na-eme ihe n'oge nile. Awa ole ka batrị ga-adịru na kalịkalụ Brody? Nye m ihe kpatara ya, tupu ị zaa ajụjụ a 