Mike’s coin collection has a total of 75 coins. kevin’s coin collection has three less than two times mike’s collection. which equation models the number of coins in kevin’s collection, x?

Carl's candies has determined that a candy bar measuring 3 inches long has a z-score of +1 and a candy bar measuring 3.75 inches long has a z-score of +2. what is the standard deviation of the length of candy bars produced at carl's candies?

Using graph paper, determine the line described by the given point and slope. click to show the correct graph below.(0, 0) and 2/3

Ibeg you to me 20. a reaction produces 4.93 l of oxygen, but was supposed to produce 1 mol of oxygen. what is the percent yield?