67,000 rounded to the nearest ten thosand

Click on the graphic until the one that best represents the statement is shown. two nonintersecting planes.

What is (28 + 7 + 6 + 3) x 1/2 show your work

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.