Gina received two discounts on a $150 pair of shoes. The discounts were taken off one after the other. If she paid $90 for tge shoes, what was the percent discount for each coupon? Is there only one answer to this question​

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?

If there is 20 dogs in the shelter and 5 dogs get homes, and then 43 more dogs come. how many dogs are there in the shelter?

Which of the following can be used to explain a statement in a geometric proof?