In the beginning, Jina has 5 teddies * 3 bunnies/teddy = <<5*3=15>>15 bunnies.
So her mom decided to give her 15 bunnies * 2 teddies/bunny = <<15*2=30>>30 teddies.
So in total Jina has 5 teddies + 15 bunnies + 1 koala + 30 teddies = <<5+15+1+30=51>>51 mascots.
#### 51