Dedra polled people at the mall to determine which types of movies they preferred to watch. she displayed the results in a circle graph. Of the people polled, 84 preferred to watch comedies. what is the total number of people Dedra polled? Comedy= 35%

action= 30%

drama= 20%

fantasy= 0%

horror= 5%

Which is the answer
a)-29

b)-35

c)-240

d)-253

Angles r and s are complementary. the measure of angle r is 31 degrees. which equation can be used to find angle s?

Precalculus question, image attached.

Question 1 of 10 2 points different groups of 50 graduates of an engineering school were asked the starting annual salary for their first engineering job after graduation, and the sampling variability was low. if the average salary of one of the groups was $65,000, which of these is least likely to be the average salary of another of the groups? o a. $64,000 o b. $65,000 o c. $67,000 o d. $54,000