Use the decimals 2.47,9.57 and 7.1 to write two different addition facts and two subtraction facts

Solve the equation w^3 = 1,000 i honestly dont know how to punch this into a calculator pls

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.

Rounded to the nearest tenth, what is the value of x