7 because it is within a week according to my guest
Answer: 1.25
Step-by-step explanation:
The explicit formula for the sequence is 
Substituting in n=4,

Answer: T=10-2 x y
Step-by-step explanation: that is the reason
C = conference room capacity
we can write something along the lines of C < 100, namely C can hold is less than 100.
The answer to the first question is 30.