Question

Between 1200 and 1300
3 in the tens place
Even Numbr
One digit is repeated

Answer 1

clearly the 1st digit is 1, so 1xxx
Next, we see that we need 1x3x

I'm sure you can take it from there, right?

There are lots of valid answers.

Answer 2

03030

Answer 3

1232

Answer 4

i234

Answer 5

1232