How much greater is the value of negative 2 and 3 fifths and negative 4 and 1 eighths than the value of 3 and 3 fourths divided by 1 and 1 fifths express your answer as a mixed number.

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.

Ihave a triangle with a 60 degree angle. lets use d for that angle. what are the values of e and f if d is 60 degrees? and what do you notice about the values of e and f?

Find the distance between the point (-3,-4), and (see the picture below)