Answer:
The first blank is floods and the second black is droughts
200/30 = 6.667
200-7*30=-10
200-8*30=-40
The first two numbers below zero in the sequence are -10 and -40.
Answer:
Johnson's Democratic superiors were election casualties, so he became minority leader. In the fall 1954 elections, the Democrats had regained control of the Senate, and when the Senate convened in 1955, Johnson became majority leader. It was a dizzyingly fast climb.
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Answer:
The historic region of Mesoamerica comprises the modern day countries of northern Costa Rica, Nicaragua, Honduras, El Salvador, Guatemala, Belize, and central to southern Mexico. For thousands of years, this area was populated by groups such as the Olmec, Zapotec, Maya, Toltec, and Aztec peoples. Cultural traits that define the region include the domestication of maize, beans, avocado, and vanilla, and a common architectural style.