Before a new phone system was installed, the amount a company spent on personal calls followed a normal distribution with an average of $ 600 per month and a standard deviation of $50 per month. Refer to such expenses as PCE's (personal call expenses). Using the distribution above, what is the probability that during a randomly selected month PCE's were between $475.00 and $690.00 ?

Castillo corporation, a manufacturer, reports costs for the year as follows: direct materials used $735,000 wages to line workers 510,000 office rent 26,000 indirect materials used 700,000how much is the total period costs for castillo? $735,000 $510,000 $26,000 $700,000

Select the word from the list that best fits the definition sometimes

Quick calculate the roi dollar amount and percentage for these example investments. a. you invest $50 in a government bond that says you can redeem it a year later for $55. use the instructions in lesson 3 to calculate the roi dollar amount and percentage. (3.0 points) tip: subtract the initial investment from the total return to get the roi dollar amount. then divide the roi dollar amount by the initial investment, and multiply that number by 100 to get the percentage. b. you invest $200 in stocks and sell them one year later for $230. use the instructions in lesson 3 to calculate the roi dollar amount and percentage. (3.0 points) tip: subtract the initial investment from the total return to get the roi dollar amount. then divide the roi dollar amount by the initial investment, and multiply that number by 100 to get the percentage.