Which statements are true about the graph of y s 3x + 1 and y = -x + 2? check all that apply.
the slope of one boundary line is 2.
both boundary lines are solid.
a solution to the system is (1,3):
both inequalities are shaded below the boundary lines.
the boundary lines intersect.

You were told that the amount of time lapsed between consecutive trades on the new york stock exchange followed a normal distribution with a mean of 15 seconds. you were also told that the probability that the time lapsed between two consecutive trades to fall between 16 to 17 seconds was 13%. the probability that the time lapsed between two consecutive trades would fall below 13 seconds was 7%. what is the probability that the time lapsed between two consecutive trades will be between 14 and 15 seconds?

The function models the number of accidents

Aremote-controlled boat can travel at 4 feet per second in calm water. the boat traveled 48 feet with the current, and then it traveled 16 feet against the current in the same amount of time. how fast is the current?