Desiree is running for office. She wants to order 200 shirts that cost $5 each to give away at rallies. She has $350 in her savings to put toward the cost of the shirts. How much more must she raise to pay for the cost of the shirts?

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?