There was already fourty people there by the time we arrived.

How might a reader find tables charts or graphs useful

What is the main idea of this paragraph from the volcanoes section of the ready.gov website

How is president obama using an appeal to reason, or logos, in this excerpt? by explaining why each person must work hard in order to succeed by explaining why working together is necessary for success by explaining why attempts at working together in the past failed by explaining why each person must look out for him or her self