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

### Instruction:
 Kuna CD nyingi dukani. CD za rock and roll ni dola 5 kila moja, CD za pop ni dola 10 kila moja, CD za dance ni dola 3 kila moja, na CD za country ni dola 7 kila moja. Julia anataka kununua 4 za kila aina, lakini ana dola 75 tu. Ana upungufu wa pesa kiasi gani?


### Response:
 CD za rock and roll zitagharimu 5*4=$<<5*4=20>>20.
CD za pop zitagharimu 10*4=$<<10*4=40>>40.
CD za country zitagharimu 7*4=$<<7*4=28>>28.
CD za dance zitagharimu 3*4=$<<3*4=12>>12.
Jumla ni 20+40+28+12=$<<20+40+28+12=100>>100.
Julia ana upungufu wa 100-75=$<<100-75=25>>25.