A coin contains 99 9 9 grams of nickel and 1616 16 16 grams of copper, for a total weight of 2525 25 25 grams. What percentage of the metal in the coin is copper?
2-3 6. use your equation to find how high tyler will have to climb to scale the peak. (4 points: 2 points for correctly substituting values, 2 points for the correct height)