Question 1 >
Ryan drove home from college traveling an average speed of 55.7 mph and drove back to the
college the following week at an average speed of 58.2 mph. If the total round trip took 8 hours,
how much time did it take Ryan to drive from home back to college? Express the time in hours and
minutes. Round to the nearest minute.
hours
minutes

Rachel is studying the population of a particular bird species in a national park. she observes every 10th bird of that species that she can find in the park. her conclusion is that the birds living in the park who belong to that species generally feed on insects. rachel's sample is . based on the sample she picked, rachel's generalization is . reset next

1. if events a and b are non-overlapping events, how do you find the probability that one or the other occurs? 2. what does it mean if p(a or b) equals 1?

Jessica is organizing a guided tour of the rain forest. the average profit per person that the touring company makes is given by the rational expression 18x+35/x, where x is the number of people going on the tour. what does the numerator of this rational expression represents?