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

### Instruction:
 Jack anashona mashati 3 kwa kila mtoto wake 3. Anashona vitufe 7 kwenye kila shati. Jack anapaswa kutumia vitufe vingapi kwa mashati yote?


### Response:
 Idadi ya mashati yote kwa watoto wake ni 3 * 3 = <<3*3=9>>9 mashati.
Idadi ya vitufe inayohitajika ni 7 * 9 = <<7*9=63>>63 vitufe.