Andrew has a salary of £250. he shares his salary with his sister in the ratio 2: 3 every week. he saves 12% each week. how many weeks will it take for him to save £360?

In the final round of trivia competition, contestants were asked to name as many states that begin with the letter m as they could in 15 seconds. the bar graph shows the number of states the contestants were able to name. how many contestants participated in the final round of the competition? a) 6 b) 8 c) 14 d) 20

Three times the difference of federico’s age, and 4, increased by 7, is greater than 37. what are possible values of federico’s age?

Anyone know? will mark brainliest if you're correct!