You recently increased your spending on marketing by 10%. you know spend $5,500 per month. revenue in $1000 per month and your gross margin is 70%. all other expenses stayed constant. did the increase pay off?

Wich statement could be used to explain why the function h(x)= x^3 has an inverse relation that is also a function

$5400 is? invested, part of it at 11? % and part of it at 8? %. for a certain? year, the total yield is ? $522.00. how much was invested at each? rate?

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.