Respuesta :

Answer: 63 cupcakes

Step-by-step explanation:

1. Find the amount it took to bake 3 cakes:

3*30=90 minutes

2. Subtract 90 minutes from total minutes(12 hours):

720 mins-90 mins=630 mins

3. Find how many cupcakes you can make in 630 mins:

630/10=63

Solved

Have a nice day :D