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

### Instruction:
 Mark alianza siku na vifungo 14. Rafiki yake Shane alimpa mara tatu ya idadi hiyo ya vifungo. Kisha rafiki yake Sam akaomba nusu ya vifungo vya Mark. Mark alimaliza na vifungo vingapi?


### Response:
 Mark alianza siku na vifungo 14.
Shane alimpa 3 x 14 = <<3*14=42>>42 vifungo.
Kisha alimpa nusu yao kwa Sam, ambayo ilimwacha na vifungo 42/2 = <<42/2=21>>21.