Hotel Room Capacity Puzzle

The hotel has single and double rooms. There are 7 more single rooms than double rooms. How many people are accommodated in double rooms if the hotel is fully booked and has a capacity of 100 people?

Final Answer:

x =  62

Step-by-step explanation:

a=7+b 1a+2b = 100  (7+b)+2b=100  (7+b)+2 b=100  3b=93  b=393=31  b=31  a=7+b=7+31=38  x=2 b=2 31=62



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