Cliff delivers packages in an office building. he enters through a "skywalk" from there, he goes up 5 floors, down 7 floors, and up 3 floors. from that floor, he goes down 10 floors to the 1st floors and leaves the building. what floor did cliff enter on

Dylan and dusty plan to take weekly surfing lessons together. if the 2-hour lessons are $20 per person and they plan to spend $100 each on new surfboards, what is the maximum number of lessons the two can take if the total amount spent for lessons and surfboards is at most $480?

You are at a restaurant and owe $38 for your meal. you want to leave a 20% tip. how much will your tip be?

The function f(x) = 14,600(1.1)* represents the population of a town x years after it was established. what was the original population of the town?