Below is an instruction that describes a task. Write a response that appropriately completes the request in Swahili. Please answer in Swahili.

### Instruction:
Lily goes to the supermarket. She has $60. She needs to buy 6 items: celery, cereal, bread, milk, potatoes, and coffee. She finds a stalk of celery for $5, cereal for 50% off $12, bread for $8, and milk for 10% off $10. She finds potatoes for $1 each and buys 6. How many dollars does she have left to spend on coffee?

### Response:
 Lily anatumia $5+$8=$13 kwa karoti na mkate.
Lily anatumia $12*(50% off)=$6 kwa nafaka.
Lily anapata punguzo la 10% kwa maziwa, hivyo analipia 90% ya bei halisi.
Lily anatumia $10*90%=$9 kwa maziwa.
Lily anatumia $1*6=$6 kwa viazi.
Lily anabakiwa na $60-$13-$6-$9-$6=$26 kwa ajili ya kahawa.