 
<translate> Lee da abokinsa suna da jimlar $10 + $8 = $18. Kudin abincin ya kai dala 6 + dala 4 + dala 1 + dala 1 = dala 12. Jimlar kuɗin, haɗe da haraji ya kai dala 12 + dala 3 = dala 15. Ya kamata su sami $ 18 - $ 15 = $ 3 gaba ɗaya. Amsar ita ce: 3. <eng> Lee and his friend had a total of $10 + $8 = $18. The cost of the food was $6 + $4 + $1 + $1 = $12. The total cost, including tax was $12 + $3 = $15. They should have received $18 - $15 = $3 in total.
The answer: 3. 