Chevy Suburban

# What is the purpose for reverse lights on a car My husband says they are for seeing behind you when you are in reverse and I say they are for communicating to other drivers what direction you are goin?

###### Wiki User

###### August 17, 2008 5:24PM

Hubby's right They illuminate the area behind the vehicle when reversing

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A rational number is any number that can be made by dividing oneinteger by another.0.5 is a rational number as it can be made by dividing the number 1by the number 22 is a rational number because it can be made by dividing 2 by 1-6.6 is a rational number because it can be made by dividing -66 by10---------------------------------------------------------Note there are number that are called irrational numbers.Irrational numbers are all "real" numbers (numbers with a decimalpoint) that cannot be written as a simple fraction - the decimalgoes on forever without repeating.For instance the number Pi is an irrational number.A rational number is a real number that can be expressed as a ratio of two integers. Another way to think about it is this: if you can write a number as a fraction then it's a rational number.