 
 <translate> Consider the question. Martin owns a farm with hens. 10 hens do lay 80 eggs in 10 days. Martin decided to buy 15 more hens. How many eggs will all hens lay in 15 days?
 If the answer is '300'; explain the reasoning: <hau> Ka yi la'akari da wannan tambayar. Martin yana da gonar kaji. 10 kaji suna sa qwai 80 a cikin kwanaki 10. Martin ya tsai da shawara ya sayi ƙarin kaji 15. Kwai nawa ne duk kaji za su yi a cikin kwanaki 15? Idan amsar ita ce "300"; bayyana dalilin: 