The bar diagram shows average rainfall for periods of 50 years. Study the bar diagram and identify the two periods in which a civilization would most likely collapse.

Asilkworm winds its cocoon out of one long silk fiber. to make silk thread, 3 to 10 of these silk fibers are unwound from their cocoons and combined into aa single thread with a typical length of 300 yards. choose a reasonable number of silk fibers in a thread write an equation to find the total length of the silk fibersused in 300 yards of the thread

Ben bowled 124 and 188 in his first two games. what must he bowl in his third game to have an average of at least 160?

Which recursive formula can be used to determine the total amount of money earned in any year based on the amount earned in the previous year? f(n+1)=f(n)+5