Hazel and Razel are twins who share everything they receive. If Hazel received 6 shirts, while Razel received twice the number of shirts as Hazel. How many shirts do they have in total?
Step-by-step reasoning:
18
Razel received 6 x 2 = 12 shirts.

Therefore, they have 12 + 6 = 18 shirts altogether.

.

So, the final answer is 18