13. The rate of ascent for the Discovery space shuttle is 114km in 8.5 minutes
a) What speed is this in km/min?

Ineed ! the person who answers and shows their work on they got the answer first will be marked the !

Xto the second power plus 14x plus 48. what are the factors? we are doing factoring trinomials with a=1

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.