Answer:
Algebra
Explanation:
The way I know this is from the creator of Algebra being Al-Khwarizmi.The way algebra was made was from him who had focused on solving computations problems.
People needed to move to new areas because of the floods
As I said in the last one, Brainly is meant for help not a do it for me purpose. Read the chapter, read the questions, answer the questions, and go and write the paragraph
Explanation:
20 men can do 1 W in 36 days
=> 20 men can do 1/36 W in 1 day
=> 10 men can do 1/72 W in 1 day.
30 girls can do 1W in 36 days
=> 30 girls can do 1/36 W in 1 day
=> 12 girls can do 1/90 W in 1 day.
Together 10 men and 12 girls can do 1/72 + 1/90 W in 1 day
= 9/360 = 1/40 W in 1 day.
Therefore they need 40 days to do the piece of work.
River. The largest and most important river in North America, the Mississippi held ... Spanish Intendant Juan Ventura Morales closed the port of New Orleans to ... United States to make Louisiana part of the federal Louisiana Purchase, western half of the Mississippi River basin ... go not only the growing and commercially significant port of New Orleans ... A treaty was signed on May 2 but was antedated to April 30.
