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

### Instruction:
 Diana ni mara mbili umri wa Grace leo. Ikiwa Grace alifikisha umri wa miaka 3 mwaka jana, Diana ana umri gani leo?


### Response:
 Grace ana miaka 3 + 1 = <<3+1=4>>4 leo.
Kwa hivyo, Diana ana miaka 2 x 4 = <<2*4=8>>8 leo.