Just use a calculator.
but if this is not a joke
the answer is 24.94
Answer: I think it is
Step-by-step explanation:
Answer:

Step-by-step explanation:
GIVEN: A hotel charges a
annual fee plus an additional
for each night you stay there.
TO FIND: average cost per night if you stay at the hotel for
nights.
SOLUTION:
Annual fee charged by hotel 
amount charged each night we stay there 
Total number of nights we stay 
Total amount paid for
nights

Total amount paid 


average cost per night 
putting values,
average cost per night 

Hence average cost per night if we stay at hotel for
days is 
Answer:
Your answer should be 13
Step-by-step explanation:
You were given 25, so you need to work backwards. First, multiply the 25 by 3 to get 75. Then Add 6, and you end with 81. Afterwards, subtract 3 from 81 to get 78, then divide by 6 to get 13.