treasurers, inc., a manufacturer of gift articles, uses a single plantwide rate to allocate indirect costs with machine hours as the allocation base. estimated overhead costs for the year are $ 9,000,000. estimated machine hours are 35,000. during the year, the actual machine hours used were 48,000. calculate the predetermined overhead allocation rate. (round your answer to the nearest dollar.)

The food services division of cedar river amusement park inc. is studying the amount families who visit the amusement park spend per day on food and drink. a sample of 40 families who visited the park yesterday revealed they spent the following amounts: see worksheet 1 for data and answer the following questions: a. organize the data into a frequency distribution, using seven classes and 15 as the lower limit of the first class. what class interval did you select? b. what percent of families spent less than $45? c. what percent of families spent $55 or more? d. how many families spent from $65 to 74.99?