Write an expression for the cost of 1 uniform, add $13, $11 and $8 .

Element x decays radioactively with a half life of 8 minutes. if there are 450 grams of element x, how long, to the nearest tenth of a minute, would it take the element to decay to 37 grams?

Find the magnitude, correct to two decimal places, made by each of the following with positive direction of the x axis a) y= x the answer is 45° but i don’t know how

Laura read 1/8 of a comic book in 2 days. she reads the same number of pages every day. what part of the book does she read in a week