Colin meets three wooden boards to repair his porch. the length he needs are 2.2 meters,2.82 meters, and 4.25 meters. he purchases a board that is 10 meters long and cuts the three sections. how much of the board that colin purchased will be left.

For the given quadratic equation convert into vertex form, find the vertex and find the value for x=6 y=-2x^2+2x+2

Assume that the weights of quarters are normally distributed with a mean of 5.67 g and a standard deviation 0.070 g. a vending machine will only accept coins weighing between 5.48 g and 5.82 g. what percentage of legal quarters will be rejected? round your answer to two decimal places.

Choose the more precise measurement. 26.4 cm or 8.39 cm