Shortly after being put into service, some buses manufactured by a certain company have developed cracks on the underside of the main frame. suppose a particular city has 20 of these buses, and cracks have actually appeared in eight of them. in how many ways can a sample of five buses contain exactly four with visible cracks?

1of the following choices, which one best describes one way that christianity came to east africa? a. christians traveled in caravans through the sahara desert and introduced the people of mali to a new religion. b. christian traders from the mediterranean interacted with the people of axum. c. christian military from west africa traveled across the continent to bring their religion to the people of east africa. d. christian rulers from asia traveled to east africa to bring their religion to the people. 2 which trade item from outside the region did west africans need most? a. gold b. camels c. salt d. iron

The president’s role in a political party is to set the legislative agenda true or false

When recursive formula can be used to determine the total amount of money earned in any year based on the amount earned in the previous years?