Tessa has already taken 2 pictures at home, and she expects to take 1 picture during every day of vacation. How many days will Tessa have to spend on vacation before she will have taken 19 pictures?

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?

Gabrielle's age is two times mikhail's age. the sum of their ages is 84. what is mikhail's age?

12 out of 30 people chose their favourite colour as blue caculate the angle you would use for blue on a pie chart