Mark earns $1,250 for selling a $25,000 car. which sale listed has the same commission rate? a) $750 commission on a $15,000 car sale b) $3,000 commission on a $30,000 car sale c) $1,000 commission on a $40,000 car sale d) $2,560 commission on a $32,000 car sale

If you roll two fair dice (one black die and one white die), in how many ways can you obtain a 4 on at least one die?

If you answer right ill give brainliest, : )

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?