What is 1/3 of 27 in mixed number

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?

Solve the following inequalities and show the solution on a number line. 3/4 (2x-7) ≤ 5

A. what does the point (4, 122) represent? b. what is the unit rate? c. what is the cost of buying 10 tickets?