Widget wonders produces widgets. they
have found that the cost, c(x), of making x
widgets is a quadratic function in terms of x.
the company also discovered that it costs
$30 to produce 2 widgets, $118 to produce 4
widgets, and $766 to produce 10 widgets.
find the total cost of producing 6 widgets.

The probability that a u.s. resident has traveled to canada is 0.18 and to mexico is 0.09. a. if traveling to canada and traveling to mexico are independent events, what is the probability that a randomly-selected person has traveled to both? (page 109 in the book may ) b. it turns out that only 4% of u.s. residents have traveled to both countries. comparing this with your answer to part a, are the events independent? explain why or why not. (page 119 may ) c. using the %’s given, make a venn diagram to display this information. (don’t use your answer to part a.) d. using the conditional probability formula (page 114 in the book) and the %’s given, find the probability that a randomly-selected person has traveled to canada, if we know they have traveled to mexico.