You have a picture that is 5 inches by 7 inches. you want to make a frame for the picture that is of uniform width. together, the picture and the frame have an area of 99 inches squared. what should be the width of the frame?

3. solve the given inequality and graph the solution on a number line.

This question awards 100 ! i really don’t want to fail i will also mark you !

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?