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

### Instruction:
Sarah is planning to do some baking. She buys 5 pounds of rye flour, 10 pounds of whole-wheat bread flour, and 3 pounds of chickpea flour. Sarah already had 2 pounds of whole-wheat pastry flour at home. How many pounds of flour does she now have?

### Response:
 Sarah alikuwa na kilo 2 za unga wa mkate wa ngano nzima wa kupikia nyumbani.
Amenunua kilo 5 za unga wa rye, kilo 10 za unga wa mkate wa ngano nzima, na kilo 3 za unga wa dengu.
Sasa ana kilo 2 + kilo 5 + kilo 10 + kilo 3 = <<2+5+10+3=20>>20 kilo za unga.