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

### Instruction:
Merry is taking care of 10 lambs. Her brother takes care of 3 more lambs than Merry. How many lambs do Merry and her brother have?

### Response:
 Ndugu yake Merry anahudumia kondoo 10 + 3 = <<10+3=13>>13.
Hivyo pamoja, Merry na ndugu yake wana kondoo 10 + 13 = <<10+13=23>>23.