Charlemagne was important in medieval europe because a) he stopped the spread of islam into spain. b) his invasion of england made it a french colony. c) he established a relatively unified empire in medieval europe. d) the catholic church was unable to control his political actions.

The people of mozambique and zimbabwe would be most likely to be affected by a change in flow of which of these rivers? a) congo b) niger c) nile d) zambezi

Martin, a 32-year-old human relations administrator at a university, believes that all professors over age 50 are incapable of learning the new educational technologies and are content to keep presenting their same "tired, boring" lectures. he often expresses these views to other administrators and does not encourage any of the "older" faculty members to attend professional development meetings related to new teaching approaches nor does he suggest that the university send them to any of the technology conferences. martin is exhibiting

Calculate the iq of a 20 year old who has the mental age of 25