Henry records how many multiplication problems he correctly anwsers correctly anwsers in one minute in 4th grade and 5th grade

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.

How do you convert 1.27 to a percentage

True or false? a circle could be circumscribed about the quadrilateral below.