Brad buys a pack of 12 bottles of energy drink for £9.25 he then sells all bottles for £1 each. work out brads percentage profit. give your answer in 2 significant answers

Identify which functions are linear or non-linear. a. f(x) = x2 + 1 b. f(x) = 2x + 5 c. f(x) = x 2 + 3 d. f(x) = 3 x + 7 e. f(x) = 4x + 10 2 - 5

Solve this system of equations. 12x − 18y = 27 4x − 6y = 10

If, while training for a marathon, you ran 60 miles in 2/3 months, how many miles did you run each month? (assume you ran the same amount each month) write your answer as a whole number, proper fraction, or mixed number in simplest form. you ran __ miles each month.