Jerry picked oranges for her mother. He brings him a basket with 420 oranges in it. His mother says "Thank You, Jerry", that is 35 % of the oranges that I need.
Use the percent equation to find the total number of oranges Jerry's mother needs.

According to modern science, earth is about 4.5 billion years old and written human history extends back about 10,000 years. suppose the entire history of earth is represented with a 10-meter-long timeline, with the birth of earth on one end and today at the other end.

Which ordered pair is a solution to the system of linear equations? 2x + 3y= 6 –3x + 5y = 10

Solve the following inequalities and show the solution on a number line. 3/4 (2x-7) ≤ 5