If d=8, find the value of 3d.

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.

What is the solution to the equation below? 3/x-2+6=square root x-2 +8

The sum of the squares of two numbers is 8 . the product of the two numbers is 4. find the numbers.