My friend sets out walking at a speed of 3 miles per hour. i set out behind her 5 minutes later at 4 miles per hour. for how many minutes will my friend have been walking when i catch up to her?

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.

Use the x-intercept method to find all real solutions of the equation. x^3-10x^2+27x-18=0

What is the solution set of the quadratic inequality x^2-5< or equal to 0