The planning budget for October was based on serving 23 customers, but a total of 19 customers were actually served during October. The activity variance for total expenses for October would have been closest to: $6,400 F $6,400 U $7,900 U $7,900 F

Nominal gross domestic producta. is a measure of the overall level of pricesb. measures the value of final goods and services produced within the borders of a given country during a given time period using current pricesc. measures the value of final goods and services produced within the borders of a given country during a given time period corrected for changing pricesd. only changes when the level of output changes

Darlene has a balance of 3980 on a credit card with an apr of 22.8% paying off her balance and which of these lengths of time will result in her paying the least amount of interest?

You are the manager of a large crude-oil refinery. as part of the refining process, a certain heat exchanger (operated at high temperatures and with abrasive material flowing through it) must be replaced every year. the replacement and downtime cost in the first year is $165 comma 000. this cost is expected to increase due to inflation at a rate of 7% per year for six years (i. e. until the eoy 7), at which time this particular heat exchanger will no longer be needed. if the company's cost of capital is 15% per year, how much could you afford to spend for a higher quality heat exchanger so that these annual replacement and downtime costs could be eliminated?