To celebrate the first day of school, Tyrone brought in a tray of caramel brownies and walnut brownies. The tray had a total of 40 brownies, of which 30% were caramel. How many caramel brownies did Tyrone bring?

they required less loading and unloading

explanation:

the shipping container improved shipping because it cut down on unloading time by three weeks, eliminated wasted space, and allowed ships to carry.

the growing interconnectedness of the world through communication, trade, and the exchange of ideas is an important theme in the history of the 20th and 21st centuries.

explanation:

its b wells tried to fight lynching in the south by

an interest group is an organization whose members share common concerns, and try to influence government policies that impact those concerns. elected officials frequently complain about the influence of "special interests" on american politics.