 
 <prompt> Barney nwere ike iji sit-ups 45 n'okike. Carrie nwere ike abuo nke sit-ups na okike ka Barney. Na Jerrie nwere ike abuo nke sit-ups na okike ka Carrie. Ọ bụghị na Barney na-eme sit-ups na okike, ma Carrie na-eme sit-ups na abuo okike, na Jerrie na-eme sit-ups na atọ okike, gịnị bụ ihe ọ bụla nke sit-ups na-eme? <response>: ```Carrie nwere ike iji 2*45=90 sit-ups na miniti.
Jerrie nwere ike iji 90+5=95 sit-ups na miniti.
Na abuo miniti, Carrie ga-eme 90*2-180 sit-ups.
Na ato miniti, Jerrie ga-eme 3 * 95=285 sit-ups.
N'ihi na ihe a na-eme, na ihe niile, ha ga-eme 45+180+285=510 sit-ups.

Nke a ga-eme 510.``` 