Two hundred I's and two hundred 2's are written on a whiteboard. Two players take turns in
doing one of the following: Fither erase two equal numbers and replace them by 2 or erase two
unequal numbers and replace them by 1. If the last remaining number is 2 the first player wins
Which player wins and why?

What values of c and d make the equation true?

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?

Landon wrote that 3−2.6=4. which statement about his answer is true?