Describe a real-word example of when it is necessary that line segments are parallel

In which of the situations can information about tyler be represented by the expression r+3 when r represents information about ray? check all that apply.

Suppose the probability of selling a car today is 0.28. find the odds against selling a car today.

Shane can shovel the driveway in 4 hours, but if his sister it would take 2 hours. how long would it take taylor to shovel the driveway alone