Ku dhammee jumlada soo socota xulashada ugu fiican: Sideen u samayn karaa qashinkeyga inuu ur fiican ka helo?  Doorashooyinka - Isticmaal bacaha cusub ee carafta leh ee qashinka ku jira, ama mararka qaarkood ku buufi. - Ku rid bacaha qashinka ku jira bacaha leh caraf udgoon ama mararka qaar ku buufi cadar.  Jawaab:
Ku rid bacaha qashinka ku jira bacaha leh caraf udgoon ama mararka qaar ku buufi cadar.