Motorcycle #1 and motorcycle #2 are headed straight toward each other. Motorcycle #1 is
traveling at 55 mph, and motorcycle #2 is
traveling at 70 mph. If the two motorcycles are
500 miles apart, how many hours will it be
before they meet?

What are potential hypotheses (explanations) regarding why there are ecological equivalents between many metatherians and eutherians? discuss your hypothesis in terms of the processes that could lead to the current ecologies and distributions of metatherians and eutherians.

Afruit stand has to decide what to charge for their produce. they need $10 for 4 apples and 4 oranges. they also need $15 for 6 apples and 6 oranges. we put this information into a system of linear equations. can we find a unique price for an apple and an orange?

Iq scores for adults age 20 to 34 years are normally distributed according to n(120, 20). in what range does the middle 68% of people in this group score on the test?