Martha’s aunt bought $26 for 20 plants. Some were Carnations selling at 4 for $3.00.The rest were Zinnias priced at 3 for $5.00. How many plants of each type did she buy?

Which fraction below is equivalent to 10/12?

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?

In an improper fraction, is the numerator equal to, less than, or greater than the denominator