Alocal elementary school is selling tickets to a play. ticket's cost $2 for kids and $3 for adults. the first day of sales, the school sold 26 tickets, total. and, by the end of the day the school made $70. how many kid and how many adult tickets did they sell that day?

Assume that adults have iq scores that are normally distributed with a mean of mu equals 100 and a standard deviation sigma equals 20. find the probability that a randomly selected adult has an iq between 80 and 120.assume that adults have iq scores that are normally distributed with a mean of mu equals 100 and a standard deviation sigma equals 20. find the probability that a randomly selected adult has an iq between 80 and 120.