425 students in the 9th, 10 th, and 11 th grades were asked if they rode a bus to school. The results are shown in the two-way frequency table.
What percent of the 10 th graders ride the bus to school?
(PLEASE HELP ASAP PLEASE)

Which statement best describes the polynomial

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?

Acircle has a circumference of 28.36 units what is the diameter of the circle