Tyler's brother earns $14 per hour. The store offers him a raise--a 5% increase per hour. After the raise, how much will Tyler's brother make per hour?

For the equations below which statement is true ?

The parabola opens: y=√x-4 (principal square root) up down right left

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?