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

### Instruction:
Each week Carina puts 20 more seashells in a jar than she did the week before. If there are 50 seashells in the jar this week, how many will there be in a month?

### Response:
 Katika wiki moja kutakuwa na konokono 50+20=<<50+20=70>>70
Katika wiki mbili kutakuwa na konokono 70+20=90
Katika wiki tatu kutakuwa na konokono 90+20=110
Katika wiki nne kutakuwa na konokono 110+20=130