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

### Instruction:
Each yogurt is topped with 8 banana slices.  One banana will yield 10 slices.  If Vivian needs to make 5 yogurts, how many bananas does she need to buy?

### Response:
 Ili kutengeneza mtindi, Vivian anahitaji vipande 5 x 8 = <<5*8=40>>40 vya ndizi.
Anahitaji kununua ndizi 40 / 10 = <<40/10=4>>4.