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

### Instruction:
There are many CDs in the store. The rock and roll CDs are $5 each, the pop CDs are $10 each, the dance CDs are $3 each, and the country CDs are $7 each. Julia wants to buy 4 of each, but she only has 75 dollars. How much money is she short?

### 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.