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

### Instruction:
Mandy bought 3 packs of black shirts and 3 packs of yellow shirts for her tennis team. The black shirts come in packs of 5, and the yellow shirts come in packs of 2. How many shirts did Mandy buy in all?

### Response:
 Idadi ya fulana nyeusi ni 3 × 5 = <<3*5=15>>15.
Idadi ya fulana za manjano ni 3 × 2 = <<3*2=6>>6.
Mandy alinunua fulana 15 + 6 = <<15+6=21>>21.