Thank you so much for answer

Scale factor of 2 is used to enlarge a figure as shown below the area of is 18 in.²

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.

15/16 as a decimal rounded to the nearest hundredth