Answer: The earliest evidence of written mathematics dates back to the ancient Sumerians, who built the earliest civilization in Mesopotamia. They developed a complex system of metrology from 3000 BC.
Step-by-step explanation: Perhaps the most important reason to study math is because the study of mathematics builds problem-solving skills. All citizens need to know how to reason and analytically think through a problem. The habits of mind associated with learning mathematics trains our brains to seek solutions in a logical way.
Since car 4 travels at twice the rate, it travels twice the distance in the same amount of time. So, time column of the two tables will be the same, and the right column of car 4 will be twice the right column of car 2.