 <translate> Otu nkịta bụ $20 + (10 nkeji * $1 kwa nkeji) = $30. Nkịta abụọ bụ 2 * ($20 + (7 nkeji * $1 kwa nkeji)) = $54. Nkịta atọ bụ 3 * ($20 + (9 nkeji * $1 kwa nkeji)) = $87. Ngụkọta bụ $30 + $54 + $87 = $171. Azịza ikpeazụ ya bụ: 171. <hau> Dog guda ɗaya shine $ 20 + (minti 10 * $ 1 a minti) = $ 30. Karnuka biyu sune 2 * ($ 20 + (7 mintuna * $ 1 a minti)) = $ 54. Karnuka uku sune 3 * ($ 20 + (9 mintuna * $ 1 a minti)) = $ 87. Jimlar ita ce $30 + $54 + $87 = $171. Amsar ƙarshe: 171. 