Describe the math section of the act. include how many questions there are, the time limit, how the questions are ordered, and anything you know about how it’s graded or how it compares to the english section

Which of the following is an example of an opposing signal? no examplthates given.   i would say, that traffic lights in a city at major intersections direct the flow of traffic in opposite directions so would be an example.also, stop signs on either side of the same street would be an example. at a train crossing, the light for allowing car traffic in opposite directions or not would be another example.