Question

(b) Prachi joined a 12 days cooking class that got over on 19 December
When did it begin?​

Answer 1

Answer:

8 December

Step-by-step explanation:

8-19 is a 12days

Answer 2

Answer:

7 December

Step-by-step explanation:

In this Prachi joined 12 days cooking class.

So, we should subtracts 19-12=7