Respuesta :

Answer:

            1200 and 14400

Step-by-step explanation:

n   - smaller number

The larger number is 12 times the smaller number

12n  - larger number

n + 12n = 13n  - the sum of these numbers

13n = 15600

÷13        ÷13

 n = 1200

12n = 12•1200 = 14400

Check:  14400+1200 = 15600

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