The hernandez family has six
baby-sitters whom they call regularly.
four of the baby-sitters are boys and
two are girls. if they randomly call
one of the baby-sitters, what is the
chance that it will be a boy? show work

What person was influential and trying to ease race relations in america during the early part of the twentieth century

"the plan of removing the aboriginal people who yet remain within the settled portions of the united states . . approaches its consummation. . an extensive region . . has been assigned for their permanent residence. it has been divided into districts and allotted among them. many have already removed and others are preparing to go. . " removal of southern indians to indian territory, 1835 this passage is most closely related to a) imperialism. b) the civil war. c) westward expansion. d) the french indian war.

Why do many scientists suppose the land bridge theory of migration?