HELP plz .Can anyone verify identities

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?

Divide. write in the simplest form. 4 1/6 divided by 10

Justin has 750 more than eva and eva has 12 less than justin together they have a total of 63 how much money did