Problema Solution
Tom saved $550 to go on a school trip. The cost for a hotel room, including tax, is $80 per night. Write an inequality to show the number of nights Tom can stay at the hotel.
Answer provided by our tutors
let 'n' represent the number of nights Tom can stay at the hotel
550 >= 80d
d <= 550/80 = 6.875
since we assume he can not stay a fraction of a night, the maximum number of nights Tom can afford to stay is 6