River, Simon and Teresa are entrepreneurs in the technology business. All together they have over 51 years of experience. Teresa has twice as many years of experience than
Simon plus 5, and River has 3 less years than a half of Simon's. How many years does
each person have? ( Can you guys hurry plz it’s due by 11:59 pm)

Table which ratio is equivalent to 3: 7? 6: 7 3: 21 24: 56 15: 30

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?

An arithmetic series a consists of consecutive integers that are multiples of 4 what is the sum of the first 9 terms of this sequence if the first term is 0