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

### Instruction:
Emily has 7 times as many oranges as Sandra. Sandra has 3 times as many oranges as Betty. If Betty has 12 oranges, how many oranges does Emily have?

### Response:
 Sandra ana machungwa 12 * 3 = <<12*3=36>>36.
Hivyo, Emily ana machungwa 7 * 36 = <<7*36=252>>252.