Eric and Leo are racing to see who can get his community service hours for scouting completed first. Eric, who has already completed 10 hours, plans to volunteer for 1 hour per week going forward.
Leo hasn't started yet, but plans to dedicate 2 hours per week to his volunteer project from now on.
Before too long, the boys will be tied, with the same number of volunteer hours.
First, write out the system of equations on your paper. Then graph and mark the point of intersection.

the answer is; biodiversity resulting from few ancestors

adaptive radiation occurs when a population is subjected to a large natural environment with spatial ecological variations. the parts of the population in the different ecologies begin to adapt to their local environments. due to non-random mating across the large populations, this causes the different populations from the large population to speciate within their local environments. they, therefore, diverge to different species sharing a common ancestor.  

answer: rolling a number cube and flipping a coin.

step-by-step explanation: