Atotal of 12 runners compete in a race. the first three runners to cross the finish line will win medals. in how many different arrangements can the three medals be awarded? a. 1,320 b. 1,728 c. 79,833,600 d. 220

How many of the 250 grandparents in the population would you expect to prefer online shopping with merchant a? merchant a: 4 merchant b: 6 merchant c: 2 merchant d: 3 other: 5 none: 5 answer choices: a.about 4 b.about 8 c.about 40 d.about 21

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?

Sarah took the advertising department from her company on a round trip to meet with a potential client. including sarah a total of 11 people took the trip. she was able to purchase coach tickets for $280 and first class tickets for $1280. she used her total budget for airfare for the trip, which was $6080. how many first class tickets did she buy? how many coach tickets did she buy?