If each of them stayed 3 nights, the total cost per person is $40/night * 3 nights = $<<40*3=120>>120

Since they were three, the combined cost is $120 + $120 + $120 = $<<120+120+120=360>>360

# Answer

360
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
The total cost of staying at High Services Hotel is $40 per night per person. Jenny and two of her friends went to the hotel and stayed for three nights. What's the total amount of money they all paid together?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
360
The total cost of staying at High Services Hotel is $40 per night per person. Jenny and two of her friends went to the hotel and stayed for three nights. What's the total amount of money they all paid together?
train